Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor decreases with ________ in compression ratio. Increase Decrease Does not change Remain same Increase Decrease Does not change Remain same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In the cross compounding of the gas turbine plant All are connected in series H.P. compressor is connected to H.P. turbine and L.P. compressor to L.P. turbine Both the arrangements can be employed H.P. compressor is connected to L.P. turbine and L.P. compressor is connected to H.P. turbine All are connected in series H.P. compressor is connected to H.P. turbine and L.P. compressor to L.P. turbine Both the arrangements can be employed H.P. compressor is connected to L.P. turbine and L.P. compressor is connected to H.P. turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If the flow of air through the compressor is perpendicular to its axis, then it is a Reciprocating compressor Centrifugal compressor Turbo compressor Axial flow compressor Reciprocating compressor Centrifugal compressor Turbo compressor Axial flow compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If the clearance ratio for a reciprocating air compressor is 'K', then its volumetric efficiency is given by 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂) n- 1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁)1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂) n- 1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁)1/n ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ram compression in turbojet involves Reduction of speed of incoming air and conversion of part of it into pressure energy Lost work Compression of inlet air Increasing speed of incoming air Reduction of speed of incoming air and conversion of part of it into pressure energy Lost work Compression of inlet air Increasing speed of incoming air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volume of air delivered in a medium capacity air compressor per unit time is 0.15 to 5 m³/s 0.1 to 1.2 m³/s None of these Above 5 m³/s 0.15 to 5 m³/s 0.1 to 1.2 m³/s None of these Above 5 m³/s ANSWER DOWNLOAD EXAMIANS APP
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