Refrigeration and Air Conditioning The reciprocating refrigerant compressors are very suitable for Large displacements and low condensing pressures Small displacements and high condensing pressures Small displacements and low condensing pressures Large displacements and high condensing pressures Large displacements and low condensing pressures Small displacements and high condensing pressures Small displacements and low condensing pressures Large displacements and high condensing pressures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of an absorption type refrigerator is given by (where T₁ = Temperature at which the working substance receives heat, T₂ = Temperature of cooling water, and T₃ = Evaporator temperature) [T₃ (T₁ - T₂)]/ [T₁ (T₂ - T₃)] [T₁ (T₁ - T₂)] / [T₃ (T₂ - T₃)] [T₁ (T₂ - T₃)] / [T₃ (T₁ - T₂)] [T₃ (T₂ - T₃)] / [T₁ (T₁ - T₂)] [T₃ (T₁ - T₂)]/ [T₁ (T₂ - T₃)] [T₁ (T₁ - T₂)] / [T₃ (T₂ - T₃)] [T₁ (T₂ - T₃)] / [T₃ (T₁ - T₂)] [T₃ (T₂ - T₃)] / [T₁ (T₁ - T₂)] ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigerator works on Bell Coleman cycle Reversed Carnot cycle None of these Both (A) and (B) Bell Coleman cycle Reversed Carnot cycle None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Freon group of refrigerants are Non-inflammable and toxic Nontoxic and non-inflammable Inflammable Toxic Non-inflammable and toxic Nontoxic and non-inflammable Inflammable Toxic ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The colour of the flame of halide torch, in case of leakage of Freon refrigerant, will change to Yellow Red Orange Bright green Yellow Red Orange Bright green ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A bootstrap air cooling system has One heat exchanger Four heat exchangers Three heat exchangers Two heat exchangers One heat exchanger Four heat exchangers Three heat exchangers Two heat exchangers ANSWER DOWNLOAD EXAMIANS APP