Category: Contributing

What is 1 alpha hydroxylase do?

The mitochondrial enzyme 25-hydroxyvitamin D(3)-1 alpha-hydroxylase (1 alpha-hydroxylase) plays an important role in calcium homeostasis by catalyzing synthesis of the active form of vitamin D, 1,25-dihydroxyvitamin D(3), in the kidney.

What is calcidiol calcitriol?

Calcidol is the major circulating metabolite of cholecalciferol, while calcitriol is the hormone that upregulates the active transport of calcium from the gut, and which suppresses parathyroid hormone secretion.

What is calcidiol blood?

Calcifediol, also known as calcidiol, 25-hydroxycholecalciferol, or 25-hydroxyvitamin D3 (abbreviated 25(OH)D3), is a form of vitamin D produced in the liver by hydroxylation of vitamin D3 (cholecalciferol) by the enzyme vitamin D 25-hydroxylase.

What is the function of calcidiol?

Calcitriol is the active form of vitamin D, normally made in the kidney. It is also known as 1,25-dihydroxycholecalciferol. It is a hormone which binds to and activates the vitamin D receptor in the nucleus of the cell, which then increases the expression of many genes.

What stimulates alpha hydroxylase?

Parathyroid hormone (PTH) stimulates 1-alpha hydroxylase activity, whereas phosphate and fibroblast growth factor 23 (FGF-23) inhibit activity.

What are three factors that increase the activity of 1 a hydroxylase in the kidney?

Several physiological factors interact to regulate 1α-hydroxylase activity that, in turn, determines serum and tissue levels of 1,25-(OH)2D3. These regulators include parathyroid hormone (PTH) and hypophosphatemia, which stimulate 1α-hydroxylase activity, and 1,25-(OH)2D3, which suppresses it (7–9).

Why is calcidiol measured?

The Vitamin D, 25-Hydroxy (Calcidiol) Test is used to help diagnose or monitor the following conditions: Rickets (a disease in children in which bone tissue fails to properly mineralize) Osteomalacia.

What does low calcidiol mean?

Low calcidiol levels associate with diabetes8 and hypertension9 and therefore may link to CVD by predisposing people with vitamin D deficiency to two diseases that place them at high risk. Vitamin D regulates the renin-angiotensin system10 and may exert cardioprotection through this action.

What is the action of calcitriol?

Calcitriol acts on cells in the gastrointestinal tract to increase the production of calcium transport proteins, termed calbindin-D proteins, which results in increased uptake of calcium from the gut into the body. This is the only mechanism by which the body can increase its calcium stores.

What is the difference between calcitriol and vitamin D3?

Calcitriol, which is actually the most active form of vitamin D [100-times higher than 25(OH)D3] has a very short half-life, of about a few hours. While calcitriol was first thought to be generated solely in the kidney, it is now recognized in many extrarenal tissues (10–12).

What are the three factors that increase the activity of 1 a hydroxylase in the kidney?

Where does 1 alpha hydroxylation occur?

the kidney
Although 1alpha-OHase is expressed predominantly in the kidney, extra-renal production of 1,25(OH)(2)D(3) has also been demonstrated in tissues such as lymph nodes and skin.

What is the molecular weight of dextran?

Native dextran has been found to have a molecular weight (MW) in the range of 9 million to 500 million.

What size molecules can pass the blood brain barrier?

Transport at the BBB. Generally, only lipid soluble (lipophilic) molecules with a low molecular weight (under 400–600 Da) and of positive charge can cross the BBB.

What is the molecular weight of dextran blue?

∼2,000 kDa
The Vo of a given column is based on the volume of effluent required for the elution of a large molecule such as blue dextran (molecular mass of ∼2,000 kDa, Catalog Number D4772).

What is the most suitable size of dextran for clinical uses?

Two dextran preparations are suitable for clinical use: dextran 40, with an average molecular weight of 40,000 and dextran 70, with an average molecular weight of 70,000. Dextran 70 is preferred for volume expansion and dextran 40 for flow-improving effects.

Is dextran inert?

Dextrans are biologically inert due to their uncommon poly-(α-D-1,6-glucose) linkages, which render them resistant to cleavage by most endogenous cellular glycosidases.

Is dextran a storage polysaccharide?

The name dextran was created by Scheibler in 1874, who demonstrated dextran was a carbohydrate with the formula (C6H10O6)n and a positive optical rotation. Dextrans are polysaccharides with molecular weights ≥1,000 Dalton, which have a linear backbone of α-linked d-glucopyranosyl repeating units.

Can Hydrogen ions cross the blood-brain barrier?

Hydrogen ions (H+) cannot cross the blood-brain barrier (BBB; the endothelial cells of the brain capillaries) because they are charged. CO2 on the other hand crosses easily.

What is dextran blue?

Blue Dextran is a high-molecular-weight glucose polymer (original mol wt 2 x 10(6) g/mol) containing covalently bonded Reactive Blue 2 dye (approximately mmol/g dextran). This blue dye is known for its high binding affinity to a wide variety of proteins, with a particularly high affinity for serum albumin.

Why is blue dextran used?

Bearing Cibacron Blue F3G-A, blue dextran is used in affinity chromatography and protein chromatography allowing for the identification of proteins (purified or in crude cellular extracts), and improving the purification procedures for various proteins (1), as well as in gel chromatography as molecular weight markers …

What is the difference between dextran 40 and 70?

Dextrans have high water-binding capacity; for example, 1 g of dextran 40 retains 30 mL of water, while 1 g dextran 70 retains 20–25 mL of water. Dextran is mostly eliminated by the kidneys and should be avoided in patients with impaired renal function.

What is dextran 40 used for?

LMD (dextran 40) is indicated for use in the adjunctive treatment of shock or impending shock due to hemorrhage, burns, surgery or other trauma. It is not indicated as a replacement for whole blood or blood components if they are available.

What is the molecular weight of a dextran?

Native dextran has been found to have a molecular weight (MW) in the range of 9 million to 500 million. 8,9,10 Lower MW dextrans will exhibit slightly less branching 4 and have a more narrow range of MW distribution. 11 Dextrans with MW greater than 10,000 behave as if they are highly branched.

What percentage of dextran is bimodal?

At 0.1 M sucrose, pH 5.5, and 28 degrees C, 99.8% of the dextran had a MW>10 (6) Da and at 4.0 M sucrose, 69.9% had a MW<10 (5) Da and 30.1% had a MW>10 (6) Da, giving a bimodal distribution. The degree of branching increased from 5% for 0.1 M sucrose to 16.6% for 4.0 M sucrose.

What is the length of a dextran chain?

Dextran chains are of varying lengths (from 3 to 2000 kilodaltons ). The polymer main chain consists of α-1,6 glycosidic linkages between glucose monomers, with branches from α-1,3 linkages.

How does temperature affect the size of a dextran?

The temperature had very little effect on the size of the dextran, which was >10 (6) Da, but it had a significant effect on the degree of branching, which was 4.8% at 4 degrees C and increased to 14.7% at 45 degrees C.

How much does a head gate cost?

Head gates may cost as little as $500 while manual squeeze chutes can range from $3,500 to $9,000. (Hydraulic squeeze chutes will cost more.) There are other costs that come into the picture for more sophisticated configurations such as holding pens, weigh system (scale), sweep tub, or load out alley.

How wide is a head gate for cattle?

TRADITIONAL SELF CATCH HEADGATE This headgate has been the standard for self catch for many years. The headgate can be operated from either side. Its closed opening adjusts from 5 to 12 inches and opens to 28 inches for release. To operate, the 2 doors open towards the animal, creating a larger opening.

What animal is a head gate used for?

What is a Livestock Head Catch? A livestock head catch, also known as a cattle head gate, is a device used to secure a cow’s head to allow handlers and veterinarians access to the animal to administer medication, replace tags, monitor well being, and various other tasks.

What are cattle squeeze chutes used for?

It is used for routine husbandry activities such as drafting (sorting) or loading animals via ramp or loading chute into a vehicle; placing them one at a time in a cattle crush (variations also called a squeeze chute or standing stock) for examination, marking or veterinary treatment.

What is a head gate?

Definition of headgate : a gate for controlling the water flowing into a channel (such as an irrigation ditch)

How wide should a cattle race be?

Race. The internal race width should be 675–700 mm. The suitable width for a straight race is 675 mm, and for a curved race 700 mm. The entry width from the forcing yard into a curved race should be 750 mm to minimise the tendency for cattle to bump their shoulders as they enter the race.

How wide should a cattle working chute be?

The loading chute should be 26 to 30 inches wide.

What is squeeze chutes used for?

Introduction. Squeeze chutes are operated by one or more persons and routinely used as part of livestock handling operations. Safe operation of livestock squeeze chutes can prevent most injuries and sometimes deaths, to employees and/or livestock during handling operations.

https://www.youtube.com/watch?v=6fgMIgSDaJg

Which smartphone is best under 12k?

Best Phones Under 12000 in India (2022)

• REDMI 10 PRIME.
• INFINIX NOTE 11.
• POCO M3 PRO.
• INFINIX HOT 11S.
• XIAOMI REDMI 9 PRIME.
• XIAOMI REDMI NOTE 9.
• MOTOROLA MOTO G30.
• REALME NARZO 20.

Which is the best phone in India 12000?

Summary Of The Best Phones Under Rs. 12,000 With Price List

S.No.	Product	Price
1.	Samsung Galaxy M12 (White,4GB RAM, 64GB Storage) 6000 mAh with 8nm Processor | True 48 MP Quad Camera | 90Hz Refresh Rate	Rs. 9,499
2.	Redmi 9A (Nature Green, 2GB RAM, 32GB Storage) | 2GHz Octa-core Helio G25 Processor | 5000 mAh Battery	Rs. 6,799

Which is the best phone under 10000 to 12000?

Top 3 Mobile Phones Between ₹10,000 and ₹12,000 are as follows: Samsung Galaxy M32: 4 GB RAM, Android v11, Memory Card Supported, VoLTE, 64 MP Quad Rear & 20 MP Front Camera….Mobile Phones Between ₹10,000 and ₹12,000.

Mobile Phones	Price	Available From
Motorola Moto G22	₹10,999	Apr, 2022
Motorola Moto G31	₹11,999	Dec, 2021
Xiaomi Redmi 10	₹10,999	Mar, 2022

Which phone is best for camera and battery under 12000?

Best Camera Phones Under 12000

Best Best Camera Phones Under 12000 Models	Price
Realme C35	₹13,450
Realme 50A Prime	₹11,499
Xiaomi Redmi 10	₹11,999
Samsung Galaxy F12	₹10,499

Which phone is best under 13k?

Best Mobile Phones under 13,000 in India

Model	Price
Samsung Galaxy F12	₹ 10,499
Realme Narzo 50A	₹ 11,499
POCO C31	₹ 8,390
Xiaomi Redmi 9i Sport	₹ 9,170

Which Mobile brand is best?

Take a Look at the Top 10 Mobile Brands in India in 2020

1. Apple. Apple is perhaps one of the few brands on this list that needs no introduction.
2. Samsung. South Korean company Samsung has always been one of the primary competitors for Apple in India.
3. Google.
4. Huawei.
5. OnePlus.
6. Xiaomi.
7. LG.
8. Oppo.

Which is the best phone under 11500?

Top 3 Best Mobile Phones Between ₹8,500 and ₹11,500 are as follows: Samsung Galaxy M30: VoLTE, 64 GB inbuilt, Memory Card Supported, Android v8….Best Mobile Phones Between ₹8,500 and ₹11,500.

Mobile Phones	Price	Available From
Xiaomi Redmi 10	₹10,999	Mar, 2022
Realme Narzo 50A	₹10,998	Oct, 2021
Vivo U3x	₹8,990	Upcoming
Motorola Moto E40	₹9,999	Oct, 2021

Which phone is best for PUBG Under 13000?

10 best gaming mobile phones under Rs. 15,000

• Xiaomi Redmi Note 10S.
• Xiaomi Redmi Note 10.
• Moto G30.
• Realme 8.
• Infinix Note 10.
• OPPO A54.
• Vivo Y20G.
• Realme C25s.

Which is the No 1 phone in India?

Summary Of The Top 10 Phones In India

S No.	Product Name	Price (in Rs.)
1	Apple iPhone 13 Pro Max	1,79,999
2	Samsung Galaxy S21 Ultra 5G	1,03,400
3	OnePlus 9 Pro 5G	60,999
4	Samsung Galaxy Z Fold3 5G	1,49,999

Who is No 1 mobile company in India?

1. Samsung Galaxy Z Fold3 5G (Phantom Green, 12GB RAM, 256GB Storage) – Click here for Amazon here

Pros	Cons
It has a 7.6-inch Infinity Flex display	Expensive
Compatible with S pen

Which is the best mobile 11000?

Best Mobile Phones under 11000 (Apr 2022)

• REDMI 9 POWER 64GB.
• REDMI NOTE 9.
• REDMI 9 PRIME 128GB.
• REALME C15.
• REALME C15 32GB.
• MOTO G9.
• REALME 5.
• MICROMAX IN NOTE 1 128GB.

Which mobile is best in India under 11000?

Best Phones Under 11000

• ₹ 8,999. Realme C31. Unisoc T612 Processor.
• ₹ 9,499. ₹9,499 ❯ Samsung Galaxy F12.
• Xiaomi Redmi 10. Qualcomm Snapdragon 680 Processor. 50 + 2 MP Dual Rear Camera.
• ₹ 10,389. ₹10,389 ❯
• ₹ 11,999. Samsung Galaxy F22.
• ₹ 5,499. ₹5,499 ❯
• Realme Narzo 50i 64GB. Unisoc SC9863A Processor.
• ₹ 10,499. Samsung Galaxy A03.

What is nssk training?

NavjaatShishu Suraksha Karyakram (NSSK) NSSK is a programme aimed to train health personnel in basic newborn care and resuscitation, has been launched to address care at birth issues i.e. Prevention of Hypothermia, Prevention of Infection, Early initiation of Breast feeding and Basic Newborn Resuscitation.

What is full form of NSSK?

Government of India has been implementing the Navjaat Shishu Suraksha Karyakram (NSSK) since 2009 to build capacity of the doctors and nurses to provide essential newborn care around birth.

What is navjat shishu suraksha karyakram?

(i) Navjat Shishu Suraksha Karyakram – a new programme in Basic new-born care and resuscitation (23% of neonatal death occurs due to asphyxia at birth). (ii) Creation of new-born care units at district level hospitals, stabilization units at CHC level and new born corners at PHC level to provide specialized care.

What is essential newborn care?

Essential newborn care is the care provided to the neonate after birth within the delivery room by skilled personnel which includes drying and stimulating, assessing breathing, cord care, skin to skin contact, initiating exclusive breastfeeding, eye care, vitamin k provision, place of identification band and weighing.

What are the components of essential newborn care?

Warmth and appropriate hygiene in handling newborns, early and exclusive breastfeeding, umbilical cord care, eye care, vitamin K administration, and immunization are all key components of essential newborn care (ENC).

What is the first step of essential newborn care?

The step-by-step interventions in EINC are (1) immediate and thorough drying of the baby, (2) early-skin-to-skin contact between the mother and the newborn, (3) properly-timed cord clamping, and (4) non-separation of the mother and baby for early breastfeeding initiation.

What is the main focus of essential newborn care protocol?

The ENC Protocol seeks to provide a firm foundation for an environment that complies with the “Ten (10) Steps to Successful Breastfeeding” of the Mother-Baby Friendly Hospital Initiative (MBFHI), breastfeeding initiation crucial to the IYCF WHO global strategy and in the implementation of the R.A. 10028.

How long do you resuscitate a newborn?

We propose that in most circumstances, resuscitation at birth should continue until 20 min in the absence of a clinically detectable heartbeat.

How do you stimulate a neonate?

Smile, stick out your tongue, and make other expressions for your infant to study, learn, and imitate. Use a favorite toy for your newborn to focus on and follow, or shake a rattle for your infant to find. Let your baby spend some awake time on his or her tummy to help strengthen the neck and shoulders.

What is the NSSK programme?

NSSK is a programme aimed to train health personnel in basic newborn care and resuscitation, has been launched to address care at birth issues i.e. Prevention of Hypothermia, Prevention of Infection, Early initiation of Breast feeding and Basic Newborn Resuscitation.

What was your job prior to NSSK?

Prior to NSSK, engaged in TSE Mothers listed start-up company’s CFO office. Prior to NSSK, engaged in management consulting work at Accenture. Former Director, General Manager of General Affairs and Accounting Department of Misonoza Theatrical Corporation.

What can I do with nsdsp?

The software can be used for development as well as production programming, including serialized or parallel programming. – Operating speed is configurable. If the connection between NSDSP and the target PIC device is good, you can use the highest signaling speed – 6MHz.

What is the power output of the nsdsp?

– Most of the NSDSP models can supply up to 200mA of USB power to the tareget circuit. There are six NSDSP models. Two of them are handheld programmers in sturdy polycarbonate enclosure:

What do you drink plum wine with?

The sweet and fruity flavor of umeshu make it perfect for drinking with soda water (“sodawari” style). Umeshu is also a popular cocktail ingredient, such as blended with Calpis yogurt soft drink, ginger ale, iced tea, or even wine or beer.

How do you drink plum sake?

Enjoy plum wine neat, on the rocks, or in a simple highball. However, the sweet and sour plum liqueur works well as a replacement for vermouth and can thus also be used in cocktails.

Is plum wine a laxative?

The plums in umeshu are also thought to help with various gastrointestinal issues including constipation and diarrhea. Additionally, umeshu is filled with vitamins and minerals that supposedly help improve skin, hair, and nail quality, leading some women to choose it as a drink for beautification.

Is Choya a good wine?

Choya Umeshu with fruit It is said to be one of the best fruit wines in the world. Due to its sweet flavor, well-balanced acidity, and faint fragrance, it entices even teetotalers. This liqueur also works as one of the best cocktail bases.

How is Choya served?

This sparkling UMESHU is refreshing drink. This is the most traditional way to enjoy CHOYA UMESHU. Mix the CHOYA23 and soda in a champagne glass (flute). Serve over crushed ice and UME fruit.

Does plum wine make you sleepy?

Citric acid which is rich in plum wine has the effect of decomposing lactic acid and it is said that fatigue recovery effect is high. It is said that lactic acid accumulates when citric acid is not well inside the body, becoming easy to become tired or thin.

Which Choya is best?

A Choya for all occasions While Choya Umeshu is the most popular, you can also go for Choya Yuzu, Extra Shiso, or the Gold Edition. Each comes with a unique flavour profile. For instance, Choya Yuzu is imbued with the citrus fruit, yuzu, giving it a tangy, zesty flavour.

Is there expiry for CHOYA?

According to CHOYA manufacturer, it will not easily spoil even you have keep for many years in a cool temp. However the taste will be a little different.

How are forests our national wealth?

Forests are considered to the wealth of a nation as it carries the finest resources which are useful for life. it gives shelters to all living things.

Why the product of the forest are called the wealth of forest?

Forests are called a wealth for a nation because it provide so many things to human beings and also animals. Forests give us fruit, wood, food, shelter etc. Forest give us medicine also. We can find so many medicinal plants in forest.

What percent of the U.S. is covered by forests?

33.87 %
Forest area (% of land area) in United States was reported at 33.87 % in 2020, according to the World Bank collection of development indicators, compiled from officially recognized sources.

What percentage of Canada is forest?

The forest area of Canada is relatively stable, with less than 0.5% deforested since 1990. Forests dominate many Canadian landscapes, but cover only 40% of Canada’s land base (excludes inland and coastal waters).

What is forest wealth?

Some of the major uses of forest wealth are as follows: Forests are one of the most important natural resources on this earth. Covering the earth like a green blanket these forests not only produce innumerable material goods, but also provide several environmental services which are essential for life.

What are our national wealth?

National wealth is to be understood as comprising the assets of the residents within the national territory. This is based on the ownership of economic assets that may be the subject of transactions. It does not include historic monuments, for example.

What is forest wealth in India?

As per the India State of Forest Report(ISFR) 2019, forest wealth details are listed below: Forest cover is 21.67% or 0.13% more than ISFR 2017(21.54 % in ISFR 2017). Forest and tree cover is 25.56% (24.39 % in ISFR 2017). Forest is not equally distributed all over India.

Who owns the forests in America?

In total, private owners control 56.2 percent of U.S. forests and woodlands. The Federal government controls 31.1 percent, mostly through the U.S.D.A. Forest Service, Bureau of Land Management, National Park Service, U.S. Fish and Wildlife Service and Department of Defense.

Is the US gaining or losing forests?

United States Deforestation Rates & Statistics. GFW. In 2010, United States had 252Mha of natural forest, extending over 29% of its land area. In 2021, it lost 1.71Mha of natural forest, equivalent to 775Mt of CO₂ emissions.

How is the forest useful to us?

We depend on forests for our survival, from the air we breathe to the wood we use. Besides providing habitats for animals and livelihoods for humans, forests also offer watershed protection, prevent soil erosion and mitigate climate change.

Who is national wealth center?

National Wealth Center is headquartered in the world-renowned sunshine state of Florida, just outside of Marco Island. NWC is driven by a team of dynamic cutting edge 21st century leaders with a proven track record. NWC has revolutionized the home based business industry.

Who is epic national wealth center?

EPIC National Wealth Center is headquartered in the world-renowned sunshine state of Florida, just outside of Marco Island. NWC is driven by a team of dynamic cutting edge 21st century leaders with a proven track record. NWC has revolutionized the home based business industry.

What are the different levels of national wealth center products?

National Wealth Center products vary on each of its 7 levels ranging from print, audio and video material. Our core products include personal, business and wealth sections with assorted topics.

How does national wealth center help members break even?

National Wealth Center is designed so that members can “break-even” with only one sale with our three monthly plans and only two sales with our three one-time payment plans thus lifting the concern of getting started. 2. What are the products that National Wealth Center has available?

What are the H parameters of BJT?

These are the four basic parameters for a BJT in common emitter. Typical values are hre = 1 x10-4, hoe typical value 20uS, hie typically 1k to 20k and hfe can be 50 – 750. The H-parameters can often be found on the transistor datasheets.

How do you find the H parameters of a BJT?

File:BJT h-parameters (generalised). svg

1. x = ‘e’ because it is a common-emitter topology.
2. Terminal 1 = Base.
3. Terminal 2 = Collector.
4. Terminal 3 = Emitter.
5. iin = Base current (ib)
6. io = Collector current (ic)
7. Vin = Base-to-emitter voltage (VBE)
8. Vo = Collector-to-emitter voltage (VCE)

What are the H parameters of a transistor?

h – Parameters are real numbers up to radio frequencies.

• They are easy to measure.
• They can be determined from the transistor static characteristics curves.
• They are convenient to use in circuit analysis and design.
• Easily convert able from one configuration to other.
• Readily supplied by manufactories.

How do you find the H parameters of a circuit?

The h parameters of a circuit shown in Fig. 1 can be found out as under: (i) If we short-circuit the output terminals (See Fig. 2), we can say that output voltage v2 = 0. Putting v2 = 0 in equations (i) and (ii), we get, v1 = h11 i1 + h12 × 0 i2 = h21 i1 + h22 × 0 ∴ h11 = v1/ i1 for v2 = 0 i.e.

Why h parameter is required?

Use of h – parameters to describe a transistor has the following advantages. h – Parameters are real numbers up to radio frequencies. They can be determined from the transistor static characteristics curves. They are convenient to use in circuit analysis and design.

How many types of H parameters are there?

Every linear circuit having input and output can be analyzed as two port networks. In these networks there are four parameters called hybrid or h-parameters. Out of these four parameters, one is measured in ohm, one in mho and other two are dimension less.

Why h parameter is called Hybrid parameters?

Out of these four parameters, one is measured in ohm, one in mho and other two are dimension less. Since these parameters have mixed dimension, so they are called hybrid parameters.

Why h parameters are specified for a transistor?

What is re equal to in terms of h parameters?

If the operating point changes, the h-parameters of transistor. An open fuse circuit has a resistance equal to. “Maximum power output is obtained from a network when the load resistance is equal to the output resistance of the network as seen from the terminals of the load”.

Why we use H parameter to describe e transistor?

H-parameters are one system for characterizing bipolar transistors. That means it is the ratio of output to input in the common emitter configuration, which in turn means it is the ratio of collector current to base current, which is basically the gain of a bipolar transistor.

Why we use H parameters?

What is H parameter draw equivalent circuit of transistor 2 port network using H parameter?

h parameter of two port network is a square matrix of order 2×2. Basically it is a way to represent a two port network. It is also known as hybrid parameter. In this form of representation, voltage of input port and current of the output port is expressed in terms of current of input port and voltage of output port.

Are the h-parameter values in a circuit model real values?

At low and mid-band frequencies, the h- parameter values are real values. Other models exist because this model is not suited for circuit analysis at high frequencies.

Can we use h-parameter model for high frequency transistors?

At low frequencies, we can analyze the transistor using h-parameters. At low frequencies, we can analyze the transistor using h-parameters. But for high frequency, analysis of h-parameter model is not suitable for following reasons. 1. The values of h-parameters are not constant at high frequencies.

What are the typical values for hybrid-Π parameters?

The following table shows the typical values for hybrid – π parameters at room temperature and for Ic = 1.3mA. Let us consider a p-n-p transistor in CE configuration with Vcc bias in the collector circuit as shown in the above figure. For Ic = 1.3mA, gm = 0.05mho or 50 mA/V. For Ic = 7.8mA, gm = 0.3mho or 300mA/V.

What is h-parameter model for CE configuration using KCl?

First consider h-parameter model for CE configuration. Applying KCL to output circuit, Let us consider h-parameter model for CE configuration with input open circuit (Ib = 0), Vi is given as, It is the frequency at which the transistor short circuit CE current gain drops by 3dB or 1/√√2 times from its value at low frequency.

What are smoke-free alternatives?

Smoke-free alternatives are just that – free of smoke E-cigarettes (also known as vapes, e-vapor products or electronic nicotine delivery systems) heat a liquid solution containing nicotine and flavours to produce an aerosol, which some call a vapor—hence the term “vaping”.

How can I make my house smoke-free?

Tips to Keep a Smoke-free Home:

1. Never smoke inside your home, even when it’s cold outside.
2. Create a comfortable place to smoke outdoors for both yourself and any visitors who smoke.
3. Keeping an umbrella near the door will help encourage you to go outside to smoke even when the weather is bad.

How do you keep cigarette smoke from coming up through walls?

Once you find the entry points of the secondhand smoke, seal the gaps. Large gaps can be filled with insulating foam, while small gaps can be filled with silicone caulk. Install door draft excluders under doors that open into hallways and common areas. Seal around windows with caulk or weather stripping.

How can I protect my home from secondhand smoke?

The Surgeon General has concluded that the only way to fully protect yourself and your loved ones from the dangers of secondhand smoke is through 100% smoke-free environments. Opening a window, sitting in a separate area, or using ventilation, air conditioning, or a fan cannot eliminate secondhand smoke exposure.

What is a smoke free product?

Our smoke-free products do not burn tobacco, but do deliver the nicotine and taste in the form of a vapor that can satisfy existing adult smokers.

What will replace cigarettes?

Try nicotine replacement therapy The options include: Prescription nicotine in a nasal spray or inhaler. Over-the-counter nicotine patches, gum and lozenges. Prescription non-nicotine stop-smoking medications such as bupropion (Zyban) and varenicline (Chantix)

Why you shouldn’t smoke in your house?

When you smoke in a room or car, toxic chemicals like nicotine cling to walls, clothing, upholstery and other surfaces, as well as your skin. Results of a study published in 2010 found that when this nicotine reacts with nitrous acid in the air, it forms carcinogens, which are compounds that can cause cancer.

Do air purifiers help with cigarette smoke?

If you’re looking for an air purifier that will eliminate cigarette smoke, you’re out of luck. Tobacco smoke is made up of gaseous pollutants and particulate matter. Most air purifiers, also called air cleaners, aren’t designed to remove gaseous pollutants.

Is there a device that can detect cigarette smoke?

Introduction. The Puff Alert cigarette smoke detector & alarms is a high-sensitivity detector based on photoelectric technology, which senses cigarette, cigar and pipe tobacco smoke at an early stage and warns by means of a buzzer and a red light-emitting diode.

Do air purifiers help with secondhand smoke?

An exhaustive study published by the U.S. National Library of Medicine National Institutes of Health concluded that air purifiers in combination with education effectively reduce indoor fine PM (particulate matter) and a biomarker of secondhand smoke exposure in non-smoking adults.

Do air purifiers work for second hand smoke?

What are the best appliances for seniors?

A refrigerator/freezer that is side by side can be easier to access. Newer model refrigerators have see through bins which easily slide out, making it easier to see what is in them and to reach them. Microwave ovens make cooking easier for seniors. Look for simple controls that are easy to use.

Where to get free smoke detectors for seniors?

Free Smoke Detectors For Seniors Some fire departments and other organizations in some cities DO provide FREE smoke detectors so check online or contact your local fire department for information. Some examples of where you can look for free smoke detectors are:

Are your kitchen appliances safe for the elderly?

Many seniors enjoy spending time in their kitchens. They love to cook large meals for the family or bake. As they become elderly, safety may become a factor in the kitchen. Choosing appliances that have built in safety features can go a long way to taking the worry out of cooking.

Do I need a smoke alarm for my senior loved one?

Your decision will depend of course on your senior loved one’s needs but also the type of home you have (if it’s pre-wired for a smoke alarm or not) and your budget. Your local fire department may be able to help you decide which type of unit works for you.

How do you show the day of the week in Access?

In MS Access, The weekday() function returns the weekday number for a given date. In this function, a date will be passed as a parameter and it returns the weekday of that date. By default the 1 is denoted for Sunday and 7 for Saturday. The second parameter will be optional it will be the first day of the week.

How do I get the week number from a date in Access?

SELECT DatePart(“ww”,[DateofSale]) AS NewDate FROM ProductSales; Returns the ‘Week number’ (from 1 to 52) of the date values of the field “DateofSale”. SELECT DatePart(“h”,[DateTime]) AS NewDate FROM ProductSales; Returns the ‘Hour’ of the date values of the field “DateTime”.

How do I get day of the week in SQL?

SQL Server has a couple of inbuilt functions to get the day of week from the given date. To get the name of the day of week, you can use DATENAME function and to get the number of the day of week, you can use DATEPART function.

How do you display today’s date in Access?

On an Access form, use the Date Picker to enter the current date. If the field is set up as a Date/Time field, the Date Picker icon appears when you click in the field. Click the icon, and then click the Today button below the calendar.

How do I return the weekday name in Excel?

“ = TEXT ( Value, Format ) ” it is the syntax for TEXT Function. For example, you need to enter this formula in the Formula bar like ” =TEXT ( B2, “dddd” ). It will convert the Date into Weekday Name.

How do I get weekday name in Excel?

Go to the Number tab in the Format Cells dialog box. Select Custom as the Category. Add dddd into the Type field for the full weekday name or ddd for the abbreviated weekday name. Press the OK button.

How do I get the month name from a date in access?

You can use the MonthName(Month) function available in MS-Access. In Access, the MonthName function returns a string representing the month given a number from 1 to 12. number is a value from 1 to 12, representing the month.

How do I extract year from date in Access query?

The Year() function returns the year part of a given date. This function returns an integer between 100 and 9999.

What is DW in Datepart in SQL Server?

After DATEFIRST defines the first day of the week for SQL Server, you can rely on DATEPART to return integer values when dw (day of week) is. the DATEPART. When Sunday is the first day of the week for the SQL Server, DATEPART(dw,) will return 1 when the date is a Sunday and 7 when the date is a Saturday.

How does Datepart work in SQL?

The DATEPART() function returns a specified part of a date. This function returns the result as an integer value.

What does date () mean in Access?

the current system date
The Date() function returns the current system date.

What is the date function in Access?

DateValue() Function : In MS Access, DateValue() function returns a date based on a string.In this function, a string that contains day, month, and year will be passed and it will return the date based on the string.