Refrigeration & Air Conditioning Mcqs

Q.  For obtaining high COP, the pressure range of compressor should be_______________?

a. high
b. low
c. optimum
d. any value
e. there is no such criterion


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Mass flow ratio of NH3 in comparison to Freon-12 for same refrigeration load and same temperature limits is of the order of___________________?
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MCQs:  Highest pressure encountered in a refrigeration system should be________________?
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MCQs:  At lower temperatures and pressures, the latent heat of vaporisation of a refrigerant_________________?
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MCQs:  Formation of frost on evaporator in refrigerator ________________?
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MCQs:  In a refrigeration system, heat absorbed in comparison to heat rejected is_________________?
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MCQs:  One of the purposes of sub-cooling the liquid refrigerant is to________________?
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MCQs:  Highest temperature encountered in refrigeration cycle should be________________?
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MCQs:  Absorption system normally uses the following refrigerant___________________?
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MCQs:  Choose the correct statement?
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MCQs:  Choose the wrong statement ?
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MCQs:  Pick up the incorrect statement?
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MCQs:  At very low temperature, the melting and boiling temperatures become equal. This temperature is____________________?
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MCQs:  The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is__________________?
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MCQs:  Carbonation of coal is the process of________________________?
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