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Engineering Thermodynamics

Engineering Thermodynamics
A cycle consisting of two adiabatic and two constant pressure processes is known as

Otto cycle
Joule cycle
Stirling cycle
Ericsson cycle

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Engineering Thermodynamics
One watt is equal to

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

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

Both (A) and (B)
None of these
Increases the internal energy of the gas and increases the temperature of the gas
Does some external work during expansion

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Engineering Thermodynamics
Otto cycle consists of following four processes

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

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

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

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Engineering Thermodynamics
The unit of energy is S. I. units is

Joule meter (Jm)
Joule (J)
Watt (W)
Joule/meter (J/m)

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MORE MCQ ON Engineering Thermodynamics

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