Refrigeration and Air Conditioning For evaporators and condensers, for the given conditions, the logarithmic mean temperature difference (tm) for parallel flow is ________ that for counter flow. Less than Equal to None of these Greater than Less than Equal to None of these Greater than ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leakage in a refrigeration system using Freon is detected by Sulphur sticks Halide torch Soap and water All of these Sulphur sticks Halide torch Soap and water All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant Freon-22 Freon-11 CO2 Air Freon-22 Freon-11 CO2 Air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere? Sulphur dioxide Carbon dioxide Ammonia Fluorine Sulphur dioxide Carbon dioxide Ammonia Fluorine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant used in small tonnage commercial machines (hermetically sealed units) is Ammonia R-12 Carbon dioxide Sulphur dioxide Ammonia R-12 Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The temperature of air recorded by a thermometer, when it is not affected by the moisture present in the air, is called Wet bulb temperature Dry bulb temperature None of these Dew point temperature Wet bulb temperature Dry bulb temperature None of these Dew point temperature ANSWER DOWNLOAD EXAMIANS APP
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