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Engineering Thermodynamics

Engineering Thermodynamics
The heat flows from a cold body to a hot body with the aid of an external source. This statement is given by

Joule
Clausis
Kelvin
Gay-Lussac

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Engineering Thermodynamics
The isothermal and adiabatic processes are regarded as

Irreversible process
None of the listed here
Reversible or irreversible process
Reversible process

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

Superheated steam
Saturated steam
Wet steam
Dry steam

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Engineering Thermodynamics
The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called

Specific heat at constant volume
None of these
kilo-Joule
Specific heat at constant pressure

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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 process
None of the listed here
Thermodynamic law
Thermodynamic cycle

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Engineering Thermodynamics
Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle

Maximum temperature is higher
Expansion and compression are isentropic
Combustion is at constant volume
Heat rejection is lower

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