Vidyalelo
Physics GK · all questions

Heat and Thermodynamics
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The main reason for heat transfer between fluid and gas is-

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By which law of thermodynamics do you know the law of energy conservation?

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Melting point of ice is-

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Zero degree centigrade is equal to how many degrees Fahrenheit-

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Air coolers are more suitable for

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Lightning can even bum a tree because it contains tremendous amount of

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The body temperature of a healthy man is

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What is sublimation?

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At what point the Fahrenheit temperature is double of Centigrade temperature?

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What is the measure of the moisture present in air?

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Humidity refers to

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Why water particles at zero degree centigrade have more energy than ice particles at the same temperature?

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The atmosphere exerts enormous pressure on us. But, we do not feel it because

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If we plot a graph between volume V and inverse of pressure p (i.e. ) for an ideal gas at constant temperature T, the curve so obtained is in

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. . . . . . . . codified the first two laws of thermodynamics and deduced that the absolute zero of temperature is -273.15°C. He was honoured for this with then naming of the Kelvin temperature scale.

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Which of the following is the conductor of electric charge?

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One calorie of heat energy is equivalent to approximately . . . . . . . . joules of mechanical energy.

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What temperature will Celsius and Fahrenheit scale show a similar reading?

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At what temperature are the reading of a Centigrade and Fahrenheit thermometer the same?

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What is Heat Balance?

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