Chemical Engineering Thermodynamics
Which of the following will increase the volume of a real gas by four times ?

Reducing pressure to one fourth at constant temperature
Doubling the absolute temperature as well as pressure of the gas
Reducing the temperature to half and doubling the pressure
Reducing temperature to one fourth at constant pressure

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Chemical Engineering Thermodynamics
Absolute zero temperature signifies the

Temperature of the heat reservoir to which a Carnot engine rejects no heat
Minimum temperature attainable
Temperature of the heat reservoir to which a Carnot engine rejects all the heat that is taken in
None of these

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