Refrigeration and Air Conditioning Bell Coleman cycle is a Reversed Joule cycle Reversed Rankine cycle Reversed Carnot cycle Reversed Otto cycle Reversed Joule cycle Reversed Rankine cycle Reversed Carnot cycle Reversed Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant CO2 Freon-22 Freon-11 Air CO2 Freon-22 Freon-11 Air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Aqua ammonia is used as refrigerant in the following type of refrigeration system Compression Direct Indirect Absorption Compression Direct Indirect Absorption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Efficiency of a Carnot engine is given as 80%. If the cycle direction be reversed, what will be the value of C.O.P. of reversed Carnot Cycle? 0.5 0.25 1.25 0.8 0.5 0.25 1.25 0.8 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The condition of refrigerant as it leaves the compressor in a vapour compression system is Wet vapour Dry saturated vapour Saturated liquid Superheated vapour Wet vapour Dry saturated vapour Saturated liquid Superheated vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning When the lower temperature of a refrigerating machine is fixed, then the coefficient of performance can be improved by Operating the machine at lower speeds Raising the higher temperature Operating the machine at higher speeds Lowering the higher temperature Operating the machine at lower speeds Raising the higher temperature Operating the machine at higher speeds Lowering the higher temperature ANSWER DOWNLOAD EXAMIANS APP
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