In which system of units, gas bills are charged? A. SI B. CGS C. BTU D. None of Above

In which system of units, gas bills are charged? A. SI B. CGS C. BTU D. None of Above
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ANSWER: C
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Description : Natural Gas In which system of units, gas bills are charged? A. SI B. CGS C. BTU D. None of Above

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In which system of units, gas bills are charged? A. SI B. CGS C. BTU D. None of Above

Description : In which system of units, gas bills are charged? A. SI B. CGS C. BTU D. None of Above

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In which system of units, gas bills are charged? A. SI B. CGS C. BTU (Answer) D. CNG

Description : In which system of units, gas bills are charged? A. SI B. CGS C. BTU (Answer) D. CNG

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What is the SI unit of energy?  A. Newton  B. Btu  C. Calorie  D. Joule

Description : What is the SI unit of energy?  A. Newton  B. Btu  C. Calorie  D. Joule

Last Answer : Joule

BTU is the abbreviation of _____. A. British technical units B. British thermal units C. British textile units D. British temperature units

Description : BTU is the abbreviation of _____. A. British technical units B. British thermal units C. British textile units D. British temperature units

Last Answer : ANSWER: B

BTU is the abbreviation of _____. A. British technical units B. British thermal units C. British textile units D. British temperature units

Description : BTU is the abbreviation of _____. A. British technical units B. British thermal units C. British textile units D. British temperature units

Last Answer : ANSWER: B

Which of the following could be the unit of rotational inertia of a body in CGS system? a.cm4 b.gm-cm2 c.107 dynes d.kg-cm2 e.gm-cm4

Description : Which of the following could be the unit of rotational inertia of a body in CGS system? a.cm4 b.gm-cm2 c.107 dynes d.kg-cm2 e.gm-cm4

Last Answer : b. gm-cm2

In CGS System the unit of work is?

Description : In CGS System the unit of work is?

Last Answer : erg [1 joule = 1047erg]

Unit of viscosity in CGS system is (A) gm .cm-1 sec-1 (B) gm . cm2 . sec-2 (C) gm .cm-2, sec-1 (D) gm . cm . sec-1

Description : Unit of viscosity in CGS system is (A) gm .cm-1 sec-1 (B) gm . cm2 . sec-2 (C) gm .cm-2, sec-1 (D) gm . cm . sec-1

Last Answer : Option A

What is the full form of 'CGS' ? -How To ?

Description : What is the full form of 'CGS' ? -How To ?

Last Answer : The full form of 'CGS' is Centimetre Gram Second

What is the full form of CGS ?

Last Answer : Chittagong Grammar School.

CGS unit of thrust is?

Description : CGS unit of thrust is?

Last Answer : dyne /em2

CGS unit of Force is -?

Description : CGS unit of Force is -?

Last Answer : Dyne

Explain why scientists use the International System of Units (SI).?

Description : Explain why scientists use the International System of Units (SI).?

Last Answer : I have NO idea

Explain why scientists use the International System of Units (SI).?

Description : Explain why scientists use the International System of Units (SI).?

Last Answer : I have NO idea

How many fundamental units are there in SI system?

Description : How many fundamental units are there in SI system?

Last Answer : Ans. There are seven fundamental units in SI system.

The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K0 + at, where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be (A) W/m.k (B) W/m (C) W/m.k

Description : The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K0 + at, where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be (A) W/m.k (B) W/m (C) W/m.k

Last Answer : (C) W/m.k

A bed of spherical particles (specific gravity 2.5) of uniform size 1500 μm is 0.5 m in diameter and 0.5 m high. In packed bed state, the porosity may be taken as 0.4. Ergun's equation for the above fluid-particle system (in SI units) is given below : Δ P/L = 375 × 10 3 VOM + 10.94 × 10 6 V2 OM (SI units) If water is to be used as the fluidising medium, the minimum fluidisation velocity, VOM is (A) 12 mm/s (B) 16 mm/s (C) 24 mm/s (D) 28 mm/s

Description : A bed of spherical particles (specific gravity 2.5) of uniform size 1500 μm is 0.5 m in diameter and 0.5 m high. In packed bed state, the porosity may be taken as 0.4. Ergun's equation for the above fluid-particle ... fluidisation velocity, VOM is (A) 12 mm/s (B) 16 mm/s (C) 24 mm/s (D) 28 mm/s

Last Answer : (B) 16 mm/s

A bed of spherical particles (specific gravity 2.5) of uniform size 1500 μm is 0.5 m in diameter and 0.5 m high. In packed bed state, the porosity may be taken as 0.4. Ergun's equation for the above fluid-particle system (in SI units) is given below: Δ P/L = 375 × 10 3 VOM + 10.94 × 10 6 V2 OM (SI units) If water is to be used as the fluidising medium, in actual operation, the above bed has a height = 1 m. What is the porosity of the fluidised bed? (A) 0.2 (B) 0.5 (C) 0.7 (D) 0.8

Description : A bed of spherical particles (specific gravity 2.5) of uniform size 1500 μm is 0.5 m in diameter and 0.5 m high. In packed bed state, the porosity may be taken as 0.4. Ergun's equation for the above fluid-particle system ... What is the porosity of the fluidised bed? (A) 0.2 (B) 0.5 (C) 0.7 (D) 0.8

Last Answer : (C) 0.7

Which of the seven SI (International System of Units) base units may also refer to one of the mammals in the Talpidae family?

Description : Which of the seven SI (International System of Units) base units may also refer to one of the mammals in the Talpidae family?

Last Answer : Mole.

What do you mean by gravitational constant? State its SI units.

Description : What do you mean by gravitational constant? State its SI units.

Last Answer : What do you mean by gravitational constant? State its SI units.

List the conventions followed while using SI units.

Description : List the conventions followed while using SI units.

Last Answer : List the conventions followed while using SI units.

In SI units the power of sound is represented in A. Kgs B. Joules C. Newtons D. Watts

Description : In SI units the power of sound is represented in A. Kgs B. Joules C. Newtons D. Watts

Last Answer : ANS: D

In SI units, fouling factor is expressed in (A) m2°K/W (B) W/m2°K (C) m2°K (D) m°K/W

Description : In SI units, fouling factor is expressed in (A) m2°K/W (B) W/m2°K (C) m2°K (D) m°K/W

Last Answer : (A) m2°K/W

In SI units, thermal conductivity is expressed in (A) Watt/m.°K (B) Watt/m2 . °K (C) Watt/m2 . °K (D) Watt/m4 . °K

Description : In SI units, thermal conductivity is expressed in (A) Watt/m.°K (B) Watt/m2 . °K (C) Watt/m2 . °K (D) Watt/m4 . °K

Last Answer : (A) Watt/m.°K

The SI units of permitivity are: (a) N.m/C2(b) C2/N.m2 (c) N.m2/C2(d) N.m/C

Description : The SI units of permitivity are: (a) N.m/C2(b) C2/N.m2 (c) N.m2/C2(d) N.m/C

Last Answer : (b) C2/N.m2

The unit of Torque in SI units (a) kg-m (b) kg-cm (c) N-m (d) N/m2

Description : The unit of Torque in SI units (a) kg-m (b) kg-cm (c) N-m (d) N/m2

Last Answer : (c) N-m

Basic SI units

Description : Basic SI units

Last Answer : Basic SI units

What is basic SI units?

Description : What is basic SI units?

Last Answer : SI units stand for International System of units. It was introduced in 1960. There are seven basic quantity in SI unit. They are Length unit is metre (m), Mass unit is kilogram (kg), Time unit is ... is kelvin (K), Luminous intensity unit is candela (cd), Amount of substance unit is mole (mol).

What are the SI derived units?

Description : What are the SI derived units?

Last Answer : Electrical capacitance, electrical resistance, electrical inductance, force, energy, power, magnetic flux, electric charge, and electric potential difference and EMF. These are the nine SI derived units.

Heat in BTU necessary to increase the temperature of 1 lb of gas and its accompanying vapour by 1°F is called the (A) Latent heat (B) Humid heat (C) Specific heat (D) Sensible heat

Description : Heat in BTU necessary to increase the temperature of 1 lb of gas and its accompanying vapour by 1°F is called the (A) Latent heat (B) Humid heat (C) Specific heat (D) Sensible heat

Last Answer : (C) Specific heat

The value of gas constant 'R' is (A) 1.987 cal/gm mole °K (B) 1.987 BTU/lb. mole °R (C) Both (A) and (B)(D) Neither (A) nor (B)

Description : The value of gas constant 'R' is (A) 1.987 cal/gm mole °K (B) 1.987 BTU/lb. mole °R (C) Both (A) and (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) and (B)

A certain gas with cp = 0.529Btu/lb°R and R = 96.2ft/lbºR expands from 5 ft and 80ºF to 15 ft while the pressure remains constant at 15.5 psia.  a. T2=1.620ºR, ∫H = 122.83 Btu  b. T2 = 2°R, ∫H = 122.83 Btu  c. T2 = 2.620ºR, ∫H = 122.83 Btu  d. T2 = 1°R, ∫H = 122.83 Btu T2= V2(t2)/V1 and ∫H = mcp (T2-T1)

Description : A certain gas with cp = 0.529Btu/lb°R and R = 96.2ft/lbºR expands from 5 ft and 80ºF to 15 ft while the pressure remains constant at 15.5 psia.  a. T2=1.620ºR, ∫H = 122.83 Btu  b. T2 = 2°R, ∫H = 122.83 Btu  c. ... , ∫H = 122.83 Btu  d. T2 = 1°R, ∫H = 122.83 Btu T2= V2(t2)/V1 and ∫H = mcp (T2-T1)

Last Answer : T2=1.620ºR, ∫H = 122.83 Btu

Helium ( R= 0.4698 BTU/lbm-˚R ) is compressed isothermally from 14.7 psia and 68 ˚F. The compression ratio is 1:4. Calculate the work done by the gas.  A. –1454 BTU/lbm  B. -364 BTU/lbm  C.-187BTU/lbm  D.46.7 BTU/lbm Formula: W = RT ln (V2/V1)

Description : Helium ( R= 0.4698 BTU/lbm-˚R ) is compressed isothermally from 14.7 psia and 68 ˚F. The compression ratio is 1:4. Calculate the work done by the gas.  A. –1454 BTU/lbm  B. -364 BTU/lbm  C.-187BTU/lbm  D.46.7 BTU/lbm Formula: W = RT ln (V2/V1)

Last Answer : -364 BTU/lbm

Find the change in internal energy of 5 lb. of oxygen gas when the temperature changes from 100 ˚F to 120 ˚F. CV = 0.157 BTU/lbm-˚R  A.14.7 BTU  B.15.7 BTU  C. 16.8 BTU  D. 15.9 BTU Formula: U= mcv T

Description : Find the change in internal energy of 5 lb. of oxygen gas when the temperature changes from 100 ˚F to 120 ˚F. CV = 0.157 BTU/lbm-˚R  A.14.7 BTU  B.15.7 BTU  C. 16.8 BTU  D. 15.9 BTU Formula: U= mcv T

Last Answer : 15.7 BTU

Find the potential due to a charged ring of density 2 units with radius 2m and the point at which potential is measured is at a distance of 1m from the ring. a) 18π b) 24π c) 36π d) 72π

Description : Find the potential due to a charged ring of density 2 units with radius 2m and the point at which potential is measured is at a distance of 1m from the ring. a) 18π b) 24π c) 36π d) 72π

Last Answer : d) 72π

In BTU system, one BTU is equal to: A. 10.55 Joule B. 1.055 Joule C. 105.5 Joule D. 10.55 Joule

Description : In BTU system, one BTU is equal to: A. 10.55 Joule B. 1.055 Joule C. 105.5 Joule D. 10.55 Joule

Last Answer : ANSWER: D

In BTU system, one BTU is equal to: A. 10.55 Joule B. 1.055 Joule C. 105.5 Joule D. 10.55 Joule

Description : In BTU system, one BTU is equal to: A. 10.55 Joule B. 1.055 Joule C. 105.5 Joule D. 10.55 Joule

Last Answer : ANSWER: D

In BTU system, one BTU is equal to-----? A. 2055 Joule B. 1155 Joule C. 2155 Joule D. 1055 Joule (Answer)

Description : In BTU system, one BTU is equal to-----? A. 2055 Joule B. 1155 Joule C. 2155 Joule D. 1055 Joule (Answer)

Last Answer : D. 1055 Joule (Answer)

The benchmarking parameter for a vapour compression refrigeration system is a) kW / kg of refrigerant used b) kcal / m3 of chilled water c) BTU / Ton of Refrigeration d) kW / Ton of Refrigeration

Description : The benchmarking parameter for a vapour compression refrigeration system is a) kW / kg of refrigerant used b) kcal / m3 of chilled water c) BTU / Ton of Refrigeration d) kW / Ton of Refrigeration

Last Answer : d) kW / Ton of Refrigeration

How many BTU in a gallon of propane?

Description : How many BTU in a gallon of propane?

Last Answer : Type your answer here... there are around 91,600 BTUs in agallon of propane. The standard BBQ sized bottle of propanecontains 11 pounds of propane. Propane weighs about 4.2 pounds pergallon, so that 11 pounds of ... ,000 BTU burner, on high heat, it will last a bitover 4 and half hours of run time.

What is the btu hour output of an electric heater rated at 15 kilowatts?

Description : What is the btu hour output of an electric heater rated at 15 kilowatts?

Last Answer : Feel Free to Answer

How many watts to run 11000 btu ac?

Description : How many watts to run 11000 btu ac?

Last Answer : Need answer

I am wondering if Frigidaire FAX054P7A 5000 BTU Window Air Conditioner will be sufficient for my 15 Ft by 10 Ft (total bedroom area 150 square feet) bedroom as far as adequate cooling is concerned?

Description : I am wondering if Frigidaire FAX054P7A 5000 BTU Window Air Conditioner will be sufficient for my 15 Ft by 10 Ft (total bedroom area 150 square feet) bedroom as far as adequate cooling is concerned?

Last Answer : The Frigidaire FAX054P7A is designed to cool a room up to 150 square feet, so your bedroom size is just at the limit of it's capacity. Assuming you aren't someone who gets exceptionally hot, this unit should work fine.

I am comparing the LG 8000 BTU and the Zenith 6500 BTU window air conditioners, my room is 20 X 24, which would cool more efficiently?

Description : I am comparing the LG 8000 BTU and the Zenith 6500 BTU window air conditioners, my room is 20 X 24, which would cool more efficiently?

Last Answer : LG 8000 BTU would cool more efficiently

What is the size of the LG LWHD7000HR 7000 / 3850 BTU Air Conditioner / Heater?

Description : What is the size of the LG LWHD7000HR 7000 / 3850 BTU Air Conditioner / Heater?

Last Answer : This unit is good for a room size of 10 x 15 and should fit most windows.

Is BTU an important issue when buying an air conditioner?

Description : Is BTU an important issue when buying an air conditioner?

Last Answer : Yes it is, you want to make sure you get the correct amount of BTU. Depending on how large the area is and how many people it expects to keep cool. If there if not enough BTU it will fail to cool the room.

1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C. (A) 1.49 (B) 1 (C) 4.88 (D) None of these

Description : 1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C. (A) 1.49 (B) 1 (C) 4.88 (D) None of these

Last Answer : (A) 1.49

Latent heat absorbed by 1 lb of water at 212°F, when it is changed to steam at 212°F, may be around __________ BTU. (A) 180 (B) 970 (C) 3.97 (D) None of these

Description : Latent heat absorbed by 1 lb of water at 212°F, when it is changed to steam at 212°F, may be around __________ BTU. (A) 180 (B) 970 (C) 3.97 (D) None of these

Last Answer : (A) 180

Overall heat transfer co-efficient for cooling of hydrocarbons by water is about (A) 50 -100 Kcal/hr.m2 .°C (B) 50 -100 W/m2 .°K (C) 50 -100 BTU/hr. ft. 2°F (D) 1000 - 1500 BTU/hr. ft. 2°F

Description : Overall heat transfer co-efficient for cooling of hydrocarbons by water is about (A) 50 -100 Kcal/hr.m2 .°C (B) 50 -100 W/m2 .°K (C) 50 -100 BTU/hr. ft. 2°F (D) 1000 - 1500 BTU/hr. ft. 2°F

Last Answer : (C) 50 -100 BTU/hr. ft. 2°F