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 Greater than Equal to None of these Less than Greater than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The freezing point of R-12 is -86.6°C -95.2°C -107.7°C -135.8°C -86.6°C -95.2°C -107.7°C -135.8°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following is not a desirable property of a refrigerant? Large latent heat Good electrical conductor Low boiling point High risibility with oil Large latent heat Good electrical conductor Low boiling point High risibility with oil ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pick up the wrong statement. A refrigerant should have High latent heat of vaporisation Tow specific heat of liquid High boiling point Higher critical temperature High latent heat of vaporisation Tow specific heat of liquid High boiling point Higher critical temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The horizontal and non-uniformly spaced lines on a psychrometric chart indicates Dry bulb temperature Wet bulb temperature Specific humidity Dew point temperature Dry bulb temperature Wet bulb temperature Specific humidity Dew point temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The atmospheric air at dry bulb temperature of 15°C enters a heating coil maintained at 40°C. The air leaves the heating coil at 25°C. The bypass factor of the heating coil is 0.4 0.6 0.376 0.67 0.4 0.6 0.376 0.67 ANSWER DOWNLOAD EXAMIANS APP
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