Thermodynamics Test Questions


Q.  Temperature of a gas is produced due to________________?

a. its heating value
b. kinetic energy of molecules
c. repulsion of molecules
d. attraction of molecules
e. surface tension of molecules


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MCQs:  If value of n is infinitely large in a polytropic process pV” = C, then the process is known as constant_____________________?
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MCQs:  Change in enthalpy of a system is the heat supplied at___________________?
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MCQs:  A heat exchange process in which the product of pressure and volume remains constant is known as_______________?
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MCQs:  Zeroth law of thermodynamics________________?
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MCQs:  The basis for measuring thermodynamic property of temperature is given by___________________?
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MCQs:  Work done is zero for the following process_________________?
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MCQs:  In a non-flow reversible process for which p = (- 3V+ 15) x 105N/m2,V changes from 1 m to 2 m3. The work done will be about_______________?
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MCQs:  On volume basis, air contains following parts of oxygen _____________________?
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MCQs:  The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is________________?
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MCQs:  In a free expansion process___________________?
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MCQs:  The specific heat of air increases with increase in __________________?
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MCQs:  Which of the following processes are thermodynamically reversible___________________?
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MCQs:  In order that a cycle be reversible, following must be satisfied ________________?
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MCQs:  Minimum work in compressor is possible when the value of adiabatic index n is equal to_________________?
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MCQs:  A gas is compressed in a cylinder by a movable piston to a volume one-half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be___________________?
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MCQs:  Entropy change depends on___________________?
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MCQs:  Energy can neither be created nor destroyed but can be converted from one form to other is inferred from_________________?
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MCQs:  Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant________________?
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MCQs:  Isochoric process is one in which___________________?
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MCQs:  Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant_______________?
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