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प्रश्न
Define heat capacity.
Define the term ‘heat capacity’.
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उत्तर
The heat capacity of a body is the quantity of heat required to raise its temperature by 1°C. It depends upon the mass and the nature of the body.
संबंधित प्रश्न
Heat energy is supplied at a constant rate to 100g of ice at 0 °C. The ice is converted into water at 0° C in 2 minutes. How much time will be required to raise the temperature of water from 0 °C to 20 °C? [Given: sp. heat capacity of water = 4.2 J g-1 °C-1, sp. latent heat of ice = 336 J g-1].
What do you mean by the following statement?
The specific heat capacity of copper is 0. 4 Jg-1 K-1?
How will climate changes affect the various animal species?
A liquid X has specific heat capacity higher than the liquid Y. Which liquid is useful as coolant in car radiators.
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?
Give two reasons as to why copper is preferred over other metals for making calorimeters.
Write an expression for the heat energy liberated by a hot body.
Write the name.
The amount of heat absorbed at constant temperature by unit mass of a liquid to convert into gaseous phase.
50 g of copper is heated to increase its temperature by 10° C. If the same quantity of heat is given to 5 g water, the rise in its temperature is [Specific heat of copper = 420 joule-kg-1 °C-1 , specific heat of water = 4200 joule-kg-I °C-1]
