Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in

Chemical Engineering Thermodynamics
Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in

Decreased COP

Same COP

Increased COP

Increased or decreased COP ; depending upon the type of refrigerant

Decreased COP

Same COP

Increased COP

Increased or decreased COP ; depending upon the type of refrigerant

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Chemical Engineering Thermodynamics
Claude gas liquefaction process employs cooling

By throttling

At constant pressure

None of these

By expansion in an engine

By throttling

At constant pressure

None of these

By expansion in an engine

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Chemical Engineering Thermodynamics
Fugacity is a measure of the

None of these

Behaviour of ideal gases

Escaping tendencies of the same substance in different phases of a system

Relative volatility of a mixture of two miscible liquids

None of these

Behaviour of ideal gases

Escaping tendencies of the same substance in different phases of a system

Relative volatility of a mixture of two miscible liquids

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Chemical Engineering Thermodynamics
Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C.

540

270

327

300

540

270

327

300

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Chemical Engineering Thermodynamics
For water at 300°C, it has a vapour pressure 8592.7 kPa and fugacity 6738.9 kPa Under these conditions, one mole of water in liquid phase has a volume of 25.28 cm³ and that in vapour phase in 391.1 cm³.Fugacity of water (in kPa) at 9000 kPa will be

6738.9

6753.5

7058.3

9000

6738.9

6753.5

7058.3

9000

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Chemical Engineering Thermodynamics
Which of the following exemplifies an adiabatic process?

Melting of ice

Evaporation of water

Sudden bursting of a cycle tube

Condensation of alcohol vapor

Melting of ice

Evaporation of water

Sudden bursting of a cycle tube

Condensation of alcohol vapor

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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in

Chemical Engineering Thermodynamics Claude gas liquefaction process employs cooling

Chemical Engineering Thermodynamics Fugacity is a measure of the

Chemical Engineering Thermodynamics Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C.

Chemical Engineering Thermodynamics For water at 300°C, it has a vapour pressure 8592.7 kPa and fugacity 6738.9 kPa Under these conditions, one mole of water in liquid phase has a volume of 25.28 cm³ and that in vapour phase in 391.1 cm³.Fugacity of water (in kPa) at 9000 kPa will be

Chemical Engineering Thermodynamics Which of the following exemplifies an adiabatic process?

Chemical Engineering Thermodynamics
Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in

Chemical Engineering Thermodynamics
Claude gas liquefaction process employs cooling

Chemical Engineering Thermodynamics
Fugacity is a measure of the

Chemical Engineering Thermodynamics
Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C.

Chemical Engineering Thermodynamics
For water at 300°C, it has a vapour pressure 8592.7 kPa and fugacity 6738.9 kPa Under these conditions, one mole of water in liquid phase has a volume of 25.28 cm³ and that in vapour phase in 391.1 cm³.Fugacity of water (in kPa) at 9000 kPa will be

Chemical Engineering Thermodynamics
Which of the following exemplifies an adiabatic process?