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Engineering Thermodynamics

Engineering Thermodynamics
The compression ratio for petrol engines is

3 to 6
5 to 8
15 to 30
10 to 20

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Engineering Thermodynamics
An actual engine is to be designed having same efficiency as the Carnot cycle. Such a proposition is

Possible, but with lot of sophistications
Possible
Impossible
Feasible

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Engineering Thermodynamics
When a gas is heated at constant pressure

Both temperature and volume will increase
Its temperature will increase
Its volume will increase
Neither temperature not volume will increase

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Engineering Thermodynamics
Properties of substances like pressure, temperature and density, in thermodynamic coordinates are

Real functions
Cyclic functions
Path functions
Point functions

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Engineering Thermodynamics
The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as

Enthalpy
Entropy
Internal energy
External energy

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Engineering Thermodynamics
Kinetic energy of the molecules in terms of absolute temperature (T) is proportional to

J
T
Vr
J²

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MORE MCQ ON Engineering Thermodynamics

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