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प्रश्न
Write the approximate values of the specific latent heat of vaporization of steam.
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उत्तर
The specific latent heat of vaporization of steam is 22,60,000 J/kg.
संबंधित प्रश्न
Define heat capacity.
What are other units of heat? Name and define them.
Write an expression for the heat energy liberated by a hot body.
State factors on which the amount of heat radiated by a body depends.
Define specific heat capacity.
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]
When two kilocalories of heat are supplied to a system, the internal energy of the system increases by 5030 J and the work done by the gas against the external pressure is 3350 J. Calculate J, the mechanical equivalent of heat.
Give one example where high specific heat capacity of water is used as heat reservoir.
