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)1/n 1 - k + k (p₁/p₂) n- 1/n 1 + k - k (p₂/p₁)1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂)1/n 1 - k + k (p₁/p₂) n- 1/n 1 + k - k (p₂/p₁)1/n ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of a jet engine is higher at Low altitudes High speeds High altitudes Low speeds Low altitudes High speeds High altitudes Low speeds ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Turbofan engine employs Two or more air streams One air stream Solid fuel firing No air stream Two or more air streams One air stream Solid fuel firing No air stream ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression efficiency can be attained by running the compressor At very slow speed At average speed At zero speed At very high speed At very slow speed At average speed At zero speed At very high speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Aeroplanes employ following type of compressor Axial flow None of these Centrifugal Radial flow Axial flow None of these Centrifugal Radial flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the wrong statement about advantages of multistage compression Air can be cooled perfectly in between More loss of air due to leakage past the cylinder Mechanical balance is better Better lubrication is possible advantages of multistage Air can be cooled perfectly in between More loss of air due to leakage past the cylinder Mechanical balance is better Better lubrication is possible advantages of multistage ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS