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Engineering Thermodynamics

Engineering Thermodynamics
One watt is equal to

1 N/m
1 kNm/hr
1 Nm/s
1 Nm/hr

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Engineering Thermodynamics
One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to

1200 K
1400 K
1000 K
800 K

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Engineering Thermodynamics
The more effective way of increasing efficiency of Carnot engine is to

Increase higher temperature
Increase lower temperature
Decrease higher temperature
Decrease lower temperature

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Engineering Thermodynamics
Kelvin Planck's law deals with

Conversion of work into heat
Conversion of heat into work
Conservation of heat
Conservation of work

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Engineering Thermodynamics
According to Gay Lussac’s law for a perfect gas, the absolute pressure of given mass varies directly as

Temperature
Absolute temperature, if volume is kept constant
Volume, if temperature is kept constant
None of these

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Engineering Thermodynamics
Kerosene is distilled at

345° to 470°C
220° to 345°C
65° to 220°C
470° to 550°C

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MORE MCQ ON Engineering Thermodynamics

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