SSC JE Energy and Energy Interactions for practice

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SSC JE Energy and Energy Interaction p1

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For a closed system, the difference between heat added to the system and work done by the system, is equal to change in [SSC-JE : 2014 (M)]

1 entropy

2 temperature

3 internal energy

4 enthalpy

In a throttling process, the following thermodynamic property remains constant: [SSC-JE : 2013]

1 Enthalpy

2 Specific heat

3 Entropy

4 Energy

During throttling, which thermodynamic property does not change? [SSC-JE: 2012]

1 Pressure

2 Entropy

3 Enthalpy

4 Internal energy

Of the following 'path function' quantity is [SSC-JE: 2012]

1 Temperature

2 Pressure

3 Work done

4 Enthalpy

Which of the following entities is not a thermodynamic property ? [SSC-JE : 2012]

1 Temperature

2 Heat

3 Specific volume

4 Pressure

The work done in the expansion of a gas from volume V₁ to V₂ under constant pressure p is equal to [SSC-JE : 2010]

1 Zero

2 p(V2 – V1)

3 p(V2 + V1)

4 p(V2 / V1)

Heat and work are [SSC-JE : 2007]

1 Point functions

2 Path functions

3 Systern properties

4 Intensive properties

Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant [SSC-JE : 2007]

1 pressure

2 volume

3 temperature

4 internal energy

Which is true for reversible polytropic process? [SSC-JE : 2007]

1 Temperature remains constant

2 Entropy remains constant

3 Enthalpy remains constant

4 Some heat transfer takes place

Work done in an adiabatic process between given pair of end states depends on: [SSC-JE : 2007]

1 the end states only

2 particular adiabatic process

3 the value of index n

4 the value of heat transferred