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ISRO Technician-B
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ISRO Technician-B MRAC 2019
52

ISRO Technician-B MRAC Question Paper - 2019 (Set-1) with Answer Key

52) The superheating in a refrigeration cycle

Does not alter C.O.P.

Increases C.O.P.

Decreases C.O.P.

None of these

Answer is:

Decreases C.O.P.

ISRO Technician-B MRAC Question Paper - 2019 (Set-1) with Answer Key

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Related ISRO Technician-B MRAC Question Paper - 2019 (Set-1) with Answer Key

53) At lower temperatures and pressures, the latent heat of vaporisation of a refrigerant

Decreases

Increases

Remain same

Depends on other factors

Answer is:

Increases

54) Heat required (in k cal) for converting 1 kg of water at 40 deg C to fully steam

600

210

2394

60

Answer is:

600

55) Density gradient assisted heat transfer is

Forced convection

natural convection

conduction

radiation

Answer is:

natural convection

56) Temperature can be defined by

first law of thermodynamics

Newton's first law

Zeroth law of thermodynamics

none of the above

Answer is:

Zeroth law of thermodynamics

ISRO Technician-B MRAC Question Paper - 2019 (Set-1) with Answer Key

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