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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of a Carnot engine depends on

Design of engine
Temperatures of source and sink
Working substance
Size of engine

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Engineering Thermodynamics
The efficiency of Diesel cycle increases with

Constant cut-off
Increase in cut-off
Decrease in cut-off
None of these

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Engineering Thermodynamics
One kg of hydrogen requires 8 kg of oxygen and produces

9 kg of water
8 kg of water
1 kg of water
7 kg of water

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Engineering Thermodynamics
Barometric pressure is equal to

760 mm Hg
735.6 mm Hg
1 mm Hg
Zero mm Hg

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Engineering Thermodynamics
In a reversible adiabatic process, the ratio of T1/T2 is equal to

(p1/p2)γ - 1/ γ
(v1/v2)γ - 1/ γ
(p2/p1)γ - 1/ γ
(v2/v1)γ - 1/ γ

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Engineering Thermodynamics
Entropy change depends on

Heat transfer
Mass transfer
Thermodynamic state
Change of temperature

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MORE MCQ ON Engineering Thermodynamics

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