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Engineering Thermodynamics

Engineering Thermodynamics
The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is

Equal to one
Less than one
None of these
Greater than one

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Engineering Thermodynamics
Absolute zero pressure will occur

At sea level
Under vacuum conditions
When molecular momentum of the system becomes zero
At a temperature of 273°K

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Engineering Thermodynamics
If a system after undergoing a series of processes, returns to the initial state then

Sum of heat and work transfer will be zero
Process is thermodynamically in equilibrium
Process is executed in closed system cycle
Its entropy will change due to irreversibility

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Engineering Thermodynamics
When a system changes its state from one equilibrium state to another equilibrium state, then the path of successive states through which the system has passed, is known as

Thermodynamic cycle
Thermodynamic law
None of the listed here
Thermodynamic process

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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

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

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Engineering Thermodynamics
The entropy of water at 0°C is assumed to be

2
1
-1

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