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An ideal gas at pressure undergoes free expansion from its initial volume of to . The final pressure of the gas is-
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Important Questions on Thermodynamics
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Argon gas is at initial temperature . If gas is expanded adiabatically 8 times to its initial volume then find final temperature of Argon gas?
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A sample of of water at and normal pressure requires of heat energy to convert to steam at . If the volume of the steam produced is the change in internal energy of the sample, is
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The volume () of a monatomic gas varies with its temperature (), as shown in the graph. The ratio of work done by the gas, to the heat absorbed by it, when it undergoes a change from state to state , is
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The efficiency of a heat engine working between the freezing point and boiling point of water is
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Which of the following properties of a thermodynamic system are extensive?
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pressure is heated to convert it to vapour. Find increase in internal energy if latent heat of vaporization of water
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Which of the following is the correct intensive property or a thermodynamic system?
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Work done in expanding one mole of an ideal gas isothermally from to is equal to the work done in expanding three moles of an ideal gas from at same temperature. Find .
