Heat And Thermodynamics - Study Mode
[#81] A fan produces feeling of comfort during hot weather, because
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(B) our perspiration evaporates rapidly
[#82] A thermometer is used to measure
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(D) temperature
[#83] Water is used in hot water bags because it
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(C) has high specific heat
[#84] A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole?
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(A) Increase
[#85] To convert temperature from Celsius to Kelvin scale, you must:
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(A) Add 273 to the given temperature