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Engineering Thermodynamics

Engineering Thermodynamics
The entropy may be expressed as a function of

Heat and work
Pressure and temperature
Temperature and volume
All of these

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Engineering Thermodynamics
The efficiency of Diesel cycle approaches to Otto cycle efficiency when

Cut-off is increased
Cut-off is decreased
Cut-off is zero
Cut-off is constant

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Engineering Thermodynamics
One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to

1000 K
800 K
1400 K
1200 K

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Engineering Thermodynamics
According to kinetic theory of gases, the absolute zero temperature is attained when

Kinetic energy of the molecules is zero
Volume of the gas is zero
Pressure of the gas is zero
Specific heat of gas is zero

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Engineering Thermodynamics
A tri-atomic molecule consists of __________ atoms.

Three
One
Two
Four

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Engineering Thermodynamics
Thermal power plant works on

Otto cycle
Joule cycle
Rankine cycle
Carnot cycle

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MORE MCQ ON Engineering Thermodynamics

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