Engineering Thermodynamics MCQs
Practice free Engineering Thermodynamics multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 368 questions — no login required.
Question 46hard
One watt is equal to
Question 47hard
If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to
Question 48easy
The specific heat of air increases with increase in
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Question 49medium
The sum of internal energy (U) and the product of pressure and volume (PV) is known as
Question 50medium
The gas constant (R) is equal to the
Question 51medium
According to Kelvin-Planck's statement, a perpetual motion of the __________ is impossible.
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Question 52hard
The efficiency of Stirling cycle is __________ Carnot cycle.
Question 53medium
The efficiency of Ericsson cycle is __________ Carnot cycle.
Question 54medium
The efficiency of the dual combustion cycle for the same compression ratio is __________ Diesel cycle.