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प्रश्न
Fill in the following blank using suitable word:
Evaporation causes ..........
उत्तर
Evaporation causes cooling.
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संबंधित प्रश्न
Name the law on which principle of Calorimetry is based
How will you determine the specific heat capacity of a liquid like olive oil by the method of mixtures?
Explain the melting point ?
(i) Define Calorimetry.
(ii) Name the material used for making a Calorimeter.
(iii) Why is a Calorimeter made up of thin sheets of the above material answered in (ii).
A block of lead of mass 250 g, at 27°C was heated in a furnace till it completely melted. Find the quantity of heat required
(a) To bring the lead block upto its melting point,
(b) To completely melt the block at its melting point (Melting point of lead is 327°C, Sp. heat cap. of lead is 0.13 J/gk and latent heat of fusion of lead is 26 J/g)
Why do doctors advise to put a strip of wet cloth on the forehead of a person having high fever (temperature)?
50 g of ice at 0°C is added to 300 g of a liquid at 30°C. What will be the final temperature of the mixture when all the ice has melted? The specific heat capacity of the liquid is 2.65 Jg-1 °C-1 while that of water is 4.2 J g-1 °C-1. Specific latent heat of fusion of ice = 336 Jg-1.
The device which is used to measure the heat capacity of the liquid is ______.
