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ISRO Technician-B
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ISRO Technician-B MRAC 2019
12

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

12) A reciprocating compressor in a refrigeration system has the following type of valve

Poppet valve

Solenoid valve

Butterfly valve

Globe valve or Rotary valve

Answer is:

Globe valve or Rotary valve

A reciprocating compressor in a refrigeration system has the following type of valve

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

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13) The in-door unit of a split air conditioner has

Compressor and condenser

Evaporator and a blower fan

Evaporator, condenser and fan

Expansion valve, evaporator and fan

Answer is:

Evaporator and a blower fan

14) Which of the following refrigerant is highly toxic and flammable?

Ammonia

Carbon dioxide

Sulphur dioxide

R-12

Answer is:

Ammonia

15) The difference between dry bulb temperature and dew point temperature, is called

Dry bulb depression

Wet bulb depression

Dew point depression

Degree of saturation

Answer is:

Dew point depression

16) A mixture of dry air and water vapour, at a condition when the air has diffused the maximum amount of water vapour into it, is called

Dry air

Moist air

Saturated air

Wet air

Answer is:

Saturated air

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

For more MCQ's Click Here

12) A reciprocating compressor in a refrigeration system has the following type of valve

Globe valve or Rotary valve

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

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

13) The in-door unit of a split air conditioner has

Evaporator and a blower fan

14) Which of the following refrigerant is highly toxic and flammable?

Ammonia

15) The difference between dry bulb temperature and dew point temperature, is called

Dew point depression

16) A mixture of dry air and water vapour, at a condition when the air has diffused the maximum amount of water vapour into it, is called

Saturated air

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