36) The use of accumulator in refrigerator is

To collect condensate gases from compressor

For storing refrigerants from the compressor

Exchange of heat

Storing liquid refrigerant after evaporation

Answer is:

Storing liquid refrigerant after evaporation

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

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37) During winter season the processes involved in air conditioning are

Heating and dehumidification

Cooling and dehumidification

Heating and humidification

Humidification only

Answer is:

Heating and humidification

38) An auto defrost refrigerator has the following specialty

A Thermostat is attached to the evaporator coil

A fan blows air over the evaporator coils

A heating element is wound over the evaporator coils

No evaporator coil is used

Answer is:

A fan blows air over the evaporator coils

39) The advantage of an inverter Air Conditioner is

It works even during short power failure and gives very high cooling

It uses D.C. power supply for running compressor and is very efficient

Very silent operation, since battery power is used

Uses no conventional refrigerants and hence ozone depletion threat is not

Answer is:

It uses D.C. power supply for running compressor and is very efficient

40) In large air-conditioning units used in big offices, factories, etc. where huge amount of air to be cooled, compressor used is type

Reciprocating

Screw or Centrifugal

Scroll

Rotary

Answer is:

Screw or Centrifugal

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

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36) The use of accumulator in refrigerator is

Storing liquid refrigerant after evaporation

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

37) During winter season the processes involved in air conditioning are

Heating and humidification

38) An auto defrost refrigerator has the following specialty

A fan blows air over the evaporator coils

39) The advantage of an inverter Air Conditioner is

It uses D.C. power supply for running compressor and is very efficient

40) In large air-conditioning units used in big offices, factories, etc. where huge amount of air to be cooled, compressor used is type

Screw or Centrifugal

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