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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following is an irreversible cycle?

Ericsson
Stirling
None of these
Carnot

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Engineering Thermodynamics
The variables which control the physical properties of a perfect gas are

Pressure exerted by the gas
Volume occupied by the gas
All of these
Temperature of the gas

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Engineering Thermodynamics
For the same compression ratio, the efficiency of dual combustion cycle is

Greater than Diesel cycle
Less than Diesel cycle and greater than Otto cycle
Greater than Diesel cycle and less than Otto cycle
Less than Diesel cycle

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Engineering Thermodynamics
Otto cycle consists of following four processes

Two isentropic and two constant pressures
Two isentropic and two constant volumes
Two isentropic, one constant volume and one constant pressure
Two isothermal and two isentropic

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Engineering Thermodynamics
Carnot cycle has maximum efficiency for

Irreversible engine
Reversible engine
Diesel engine
Petrol engine

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Engineering Thermodynamics
For which of the following substances, the gas laws can be used with minimum error

Dry steam
Superheated steam
Saturated steam
Wet steam

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MORE MCQ ON Engineering Thermodynamics

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