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Engineering Thermodynamics

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

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

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Engineering Thermodynamics
Otto cycle is also known as

Constant temperature cycle
Constant volume cycle
Constant temperature and pressure cycle
Constant pressure cycle

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Engineering Thermodynamics
Carnot cycle has maximum efficiency for

Irreversible engine
Petrol engine
Diesel engine
Reversible engine

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Engineering Thermodynamics
The heat flows from a cold body to a hot body with the aid of an external source. This statement is given by

Clausis
Kelvin
Gay-Lussac
Joule

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Engineering Thermodynamics
For the same compression ratio, the efficiency of Diesel cycle is __________ Otto cycle.

Greater than
Equal to
None of these
Less than

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Engineering Thermodynamics
To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is

Multiplied by its specific weight
Multiplied by its molecular weight
Divided by its molecular weight
Multiplied by its density

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