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Engineering Thermodynamics

Engineering Thermodynamics
One kg of carbon produces ___ kg of carbon dioxide.

11/3
4/11
11/7
3/7

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Engineering Thermodynamics
Petrol is distilled at

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

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

Less than
Equal to
Greater than
None of these

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Engineering Thermodynamics
The value of n = 1 in the polytropic process indicates it to be

Irreversible process
Reversible process
Isothermal process
Adiabatic process

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Engineering Thermodynamics
The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)

1 - rγ - 1
1 - (1/r) γ - 1/ γ
rγ - 1
1 - (1/r) γ/γ - 1

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Engineering Thermodynamics
The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called

None of these
Specific heat at constant volume
Specific heat at constant pressure
Kilo Joule

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