Refrigeration and Air Conditioning The domestic refrigerator uses following type of compressor Piston type reciprocating Miniature sealed unit Axial Centrifugal Piston type reciprocating Miniature sealed unit Axial Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Efficiency of a Carnot engine is given as 80%. If the cycle direction be reversed, what will be the value of C.O.P. of reversed Carnot Cycle? 0.25 0.5 0.8 1.25 0.25 0.5 0.8 1.25 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Highest pressure encountered in a refrigeration system should be Critical pressure of refrigerant Much below critical pressure Much above critical pressure Near critical pressure Critical pressure of refrigerant Much below critical pressure Much above critical pressure Near critical pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leakage in a refrigeration system using Freon is detected by Soap and water Sulphur sticks All of these Halide torch Soap and water Sulphur sticks All of these Halide torch ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The emissivity of a polished silver body is ____ as compared to black body. Same Low High Very low Same Low High Very low ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pressure of water vapour is given by μ/[1 - (1 - μ) (Ps/Pb)] [Pv (Pb - Pd)]/ [Pd (Pb - Pv)] 0.622 Pv/ (Pb - Pv) None of these μ/[1 - (1 - μ) (Ps/Pb)] [Pv (Pb - Pd)]/ [Pd (Pb - Pv)] 0.622 Pv/ (Pb - Pv) None of these ANSWER DOWNLOAD EXAMIANS APP
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