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Engineering Thermodynamics

Engineering Thermodynamics
On volume basis, air contains following parts of oxygen

21
77
25
23

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

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

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Engineering Thermodynamics
If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be

80°C
0°C
40°C
20°C

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Engineering Thermodynamics
Thermal power plant works on

Otto cycle
Carnot cycle
Joule cycle
Rankine cycle

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Engineering Thermodynamics
One kg of carbon requires 4/3 kg of oxygen and produces ________ kg of carbon monoxide gas.

44142
44138
44046
44015

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Engineering Thermodynamics
In an ideal gas turbine plant, it is assumed that the compression and expansion processes are

Isothermal
Polytropic
None of these
Isentropic

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MORE MCQ ON Engineering Thermodynamics

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