Refrigeration & Air Conditioning Mcqs

Q.  The refrigerant for a refrigerator should have ___________________?

a. high sensible heat
b. high total heat
c. high latent heat
d. low latent heat
e. low sensible heat


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  In a refrigeration cycle, the flow of refrigerant is controlled by___________________?
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MCQs:  The lower horizontal line of the refrigeration cycle plotted on pressure-enthalpy-diagram represents_____________________?
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MCQs:  Freon group of refrigerants are___________________?
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MCQs:  In vapour compression cycle using NH3 as refrigerant, initial charge is filled at_________________?
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MCQs:  On the pressure-enthalpy diagram, condensation and desuperheating is represented by a horizontal line because the process ________________?
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MCQs:  The leaks in a refrigeration system using Freon are detected by____________________?
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MCQs:  Moisture in freon refrigeration system causes________________?
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MCQs:  Super heating in a refrigeration cycle __________________?
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MCQs:  For obtaining high COP, the pressure range of compressor should be_______________?
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MCQs:  The C.O.P of a refrigeration cycle with increase in evaporator temperature, keeping condenser temperature constant, will______________________?
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MCQs:  Most of the domestic refrigerators work on the following refrigeration system _________________?
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MCQs:  Reducing suction pressure in refrigeration cycle_________________?
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MCQs:  The refrigeration effect in a dry evaporator compared to flooded evaporator in a similar plant is_________________?
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MCQs:  Which of the following refrigerants has lowest freezing point_______________?
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MCQs:  The change in evaporator temperature in a refrigeration cycle, as compared to change in condenser temperature, influences the value of C.O.P_____________________?
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MCQs:  The COP of a vapor compression plant in comparison to vapor absorption plant is ________________?
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MCQs:  The evolution of heat of solution takes place in ammonia absorption plant when _____________________?
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MCQs:  The C.O.P. of a refrigeration cycle with lowering of condenser temperature, keeping the evaporator temperature constant, will__________________?
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MCQs:  Cooling water is required for following equipment in ammonia absorption plant__________________?
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MCQs:  The general rule for rating refrigeration systems (excepting for C02 system) is to approximate following h.p. per ton of refrigeration__________________?
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