Refrigeration and Air Conditioning The emissivity of a polished silver body is ____ as compared to black body. Low High Very low Same Low High Very low Same ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature at 100% relative humidity is ________ dew point temperature. None of these Lower than Same as Higher than None of these Lower than Same as Higher than ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the highest freezing point. Sulphur dioxide Carbon dioxide Ammonia R-12 Sulphur dioxide Carbon dioxide Ammonia R-12 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning While designing the refrigeration system of an aircraft, the prime consideration is that the Mass of refrigerant circulated in the system is low Mass of the refrigeration equipment is low System has high C.O.P. Power per TR is low Mass of refrigerant circulated in the system is low Mass of the refrigeration equipment is low System has high C.O.P. Power per TR is low ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In aircraft, air refrigeration Cycle is used because of Higher coefficient of performance High heat transfer rate Low temperature at high altitudes Low weight per tonne of refrigeration Higher coefficient of performance High heat transfer rate Low temperature at high altitudes Low weight per tonne of refrigeration ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For unsaturated air, the dew point temperature is __________ wet bulb temperature. More than Less than Equal to None of these More than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
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