Refrigeration and Air Conditioning The lowest temperature during the cycle in a vapour compression system occurs after Condensation Evaporation Compression Expansion Condensation Evaporation Compression Expansion ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Nusselt number (NN) is given by NN = V²/t.cp NN = hl/k NN = μ cp/k NN = ρ V l /μ NN = V²/t.cp NN = hl/k NN = μ cp/k NN = ρ V l /μ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vapour pressure of refrigerant should be Higher than atmospheric pressure Equal to atmospheric pressure Lower than atmospheric pressure Could be anything Higher than atmospheric pressure Equal to atmospheric pressure Lower than atmospheric pressure Could be anything ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A standard ice point temperature corresponds to the temperature of Water at 0°C Solid and dry ice Ice at 4°C Mixture of ice and water under equilibrium conditions Water at 0°C Solid and dry ice Ice at 4°C Mixture of ice and water under equilibrium conditions ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pick up the wrong statement. A refrigerant should have High latent heat of vaporisation High boiling point Higher critical temperature Tow specific heat of liquid High latent heat of vaporisation High boiling point Higher critical temperature Tow specific heat of liquid ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance is the ratio of the refrigerant effect to the Work done by compressor All of these Enthalpy increase in compressor Heat of compression Work done by compressor All of these Enthalpy increase in compressor Heat of compression ANSWER DOWNLOAD EXAMIANS APP