Bell-Coleman cycle is a

More Questions from Heat Transfer, Refrigeration and Air Conditioning

• Which of the following statement is correct?
• The sulphur sticks, in case of leakage of ammonia refrigerant, gives white smoke.
• The transfer of heat from one body to another takes place only when there is a temperature difference between the bodies.
• During gas charging in an ammonia vapour compression system, the connection is made at the compressor outlet.
• The water, alcohol and ammonia have same refrigerating effect at different altitudes.
• The wet bulb temperature at 100% relative humidity is __________ dew point temperature.
• Thermal diffusivity of a substance is given by (where h = Thermal diffusivity, ρ = Density of substance, S = Specific heat, and k = Thermal conductivity)
• The counter-current flow heat exchanger can transfer __________ heat than parallel flow heat exchanger.
• The natural convection air cooled condensers are used in
• The conditioned air supplied to the room must have the capacity to take up

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