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Engineering Thermodynamics

Engineering Thermodynamics
Carnot cycle has maximum efficiency for

Irreversible engine
Diesel engine
Petrol engine
Reversible engine

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Engineering Thermodynamics
Which of the following gas has a minimum molecular mass?

Oxygen
Hydrogen
Nitrogen
Methane

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Engineering Thermodynamics
When a gas is heated at constant volume

Its temperature will increase
Its pressure will increase
Neither temperature nor pressure will increase
Both temperature and pressure will increase

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Engineering Thermodynamics
If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called

Free expansion
Parabolic expansion
Hyperbolic expansion
Adiabatic expansion

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Engineering Thermodynamics
In an extensive property of a thermodynamic system

Extensive heat is transferred
Extensive work is done
None of the listed here
Extensive energy is utilized

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Engineering Thermodynamics
Energy can neither be created nor destroyed, but it can be transformed from one form to another. This statement is known as

Second law of thermodynamics
Zeroth law of thermodynamics
First law of thermodynamics
Kinetic theory of gases

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