Refrigeration and Air Conditioning Formation of frost on evaporator in refrigerator Is immaterial Results in loss of heat due to poor heat transfer Increases heat transfer rate Can be avoided by proper design Is immaterial Results in loss of heat due to poor heat transfer Increases heat transfer rate Can be avoided by proper design ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For obtaining high COP, the pressure range of compressor should be Low High Optimum Any value Low High Optimum Any value ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during humidification process Remains constant Decreases Increases None of these Remains constant Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Short horizontal lines on pressure-enthalpy chart show Constant pressure lines Constant temperature lines Constant total heat lines Constant entropy lines Constant pressure lines Constant temperature lines Constant total heat lines Constant entropy lines ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice In 12 hours In 1 minute In 24 hours In 1 hour In 12 hours In 1 minute In 24 hours In 1 hour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The desirable property of a refrigerant is Low boiling point High latent heat of vaporisation High critical temperature All of these Low boiling point High latent heat of vaporisation High critical temperature All of these ANSWER DOWNLOAD EXAMIANS APP
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