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Engineering Thermodynamics

Engineering Thermodynamics
For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be

Maximum
Infinity
Zero
Minimum

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Engineering Thermodynamics
If a system after undergoing a series of processes, returns to the initial state then

Process is executed in closed system cycle
Sum of heat and work transfer will be zero
Process is thermodynamically in equilibrium
Its entropy will change due to irreversibility

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Engineering Thermodynamics
One kg of carbon monoxide requires 4/7 kg of oxygen and produces

8/3 kg of carbon monoxide gas
7/3 kg of carbon monoxide gas
11/7 kg of carbon dioxide gas
11/3 kg of carbon dioxide gas

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Engineering Thermodynamics
The gas constant (R) is equal to the __________ of two specific heats.

Product
Sum
Difference
Ratio

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Engineering Thermodynamics
No liquid can exist as liquid at

273°K
Zero pressure
Vacuum
Centre of earth

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Engineering Thermodynamics
Total heat of a substance is also known as

Thermal capacity
Entropy
Internal energy
Enthalpy

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MORE MCQ ON Engineering Thermodynamics

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