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प्रश्न
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उत्तर
The specific heat capacity of water (4200 J Kg-1 K-1) is about five times as that of sand. Due to which water takes long time to get heated up and equally long time to get cooled. Thus, large temperature difference between the land and the sea causes formation of land and sea breezes.
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संबंधित प्रश्न
Define heat capacity and state its SI unit.
Name the S.I. unit of heat.
State the effect of enhancement of green house effect.
m kg of a substance of specific heat capacity s J/kg °C is heated so that its temperature rises from θ1°C to θ2°C. Write down the expression for the heat Q supplied.
Does the specific heat capacity of a substance depend upon its mass and rise in temperature only?
Explain, why do sandy soils, get heated up quickly as compared to wet soils?
Answer the following question.
Why do we generally consider two specific heats of a gas?
Two uniform brass rods A and B of length land 2l and radii 2r and r respectively are heated to the same temperature. The ratio of the increase in the volume ofB to that of A is ____________.
For a gas `"R"/"C"_"v" = 0.4,` where 'R' is the universal gas constant and 'Cv' is molar specific heat at constant volume. The gas is made up of molecules which are ______.
