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Engineering Thermodynamics

Engineering Thermodynamics
The compression ratio for Diesel engines is

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

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Engineering Thermodynamics
The fuel mostly used in cement industry and in metallurgical processes is

Bituminous coke
Coke
Pulverized coal
Wood charcoal

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Engineering Thermodynamics
In S. I. units, the value of the universal gas constant is

8.314 J/kg mole-K
831.4 J/kg mole-K
83.14 J/kg mole-K
8314 J/kg mole-K

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Engineering Thermodynamics
Reversed Joule cycle is known as

Rankine cycle
Bell-Coleman cycle
Stirling cycle
Carnot cycle

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Engineering Thermodynamics
When the gas is heated at constant pressure, the heat supplied

Increases the temperature of the gas
Increases the internal energy of the gas
Does some external work during expansion
Both (B) and (C)

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Engineering Thermodynamics
Carnot cycle has maximum efficiency for

Irreversible engine
Reversible engine
Diesel engine
Petrol engine

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MORE MCQ ON Engineering Thermodynamics

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