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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of Carnot cycle is maximum for

Steam engine
Reversible engine
Petrol engine
Gas engine

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Engineering Thermodynamics
When a gas is heated, change takes place in

Temperature
All of the listed here
Volume
Pressure

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

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

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Engineering Thermodynamics
A mixture of gas expands from 0.03 m3 to 0.06 m3 at a constant pressure of 1 MPa and absorbs 84 kJ of heat during the process. The change in internal energy of the mixture is

84 kJ
114 kJ
30 kJ
54 kJ

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Engineering Thermodynamics
An open cycle gas turbine works on

Otto cycle
Carnot cycle
Stirling cycle
Joule's cycle

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Engineering Thermodynamics
The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained in a unit volume of gas.

Two-third
One-third
One-half
Three-forth

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MORE MCQ ON Engineering Thermodynamics

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