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प्रश्न
The SI unit of specific heat is _______.
विकल्प
kcal
cal
cal/g °C
J/kg °C
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उत्तर
The SI unit of specific heat is J/kg °C.
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संबंधित प्रश्न
What do you understand by the following statements:
The heat capacity of the body is 60JK-1.
Give a mathematical relation between Heat Capacity and Specific Heat Capacity.
Name a liquid which has the highest specific heat capacity.
What impact will global warming have on the health of the affected population?
How will global warming disturb the ecological balance?
What is the unit of heat capacity in CGS system?
Specific heat capacity of a substance A is 3.8 J g-1 K-1 and of substance B is 0.4 J g-1 k-1. Which substance is a good conductor of heat? How did you arrive at your conclusion?
The farmers fill their fields with water in winter. Give reason.
Why is specific heat capacity taken as a measure of thermal inertia?
Explain, why do sandy soils, get heated up quickly as compared to wet soils?
A certain amount of heat Q will warm 1 g of material X by 3°C and 1 g of material Y by 4°C. Which material has a higher specific heat capacity?
Is it possible to condense the water formed, back to ice by adding ice at 0°C. Explain with reason.
Decide the unit for specific heat capacity.
Numerical Problem.
How much heat energy is required to change 2 kg of ice at 0°C into water at 20°C? (Specific latent heat of fusion of water = 3,34,000 J/kg, Specific heat capacity of water = 4200 JKg–1K–1).
A monoatomic gas of pressure 'P' having volume 'V' expands isothermally to a volume '2V' and then adiabatically to a volume '16V'. The final pressure of the gas is ______.
(ratio of specific heats = `5/3`)
If 'f' is the number of degrees of freedom of a molecule of a gas and ratio of molar specific heats of a gas, ϒ = 1 + `2/"f"` where ϒ = Cp/Cv. The ratio of 'ϒ' for monoatomic gas to 'ϒ' for (rigid) f diatomic gas is ______.
What is the amount of heat required to raise the temperature of 5 kg of iron from 30°C to 130°C? Specific heat capacity of iron = 483 Jkg-1C-1.
A geyser heats water flowing at a rate of 2.0 kg per minute from 30°C to 70°C. If the geyser operates on a gas burner, the rate of combustion of fuel will be ______ g min-1.
[Heat of combustion = 8 × 103 Jg-1 Specific heat of water = 4.2 Jg-1°C-1]
