Compressors, Gas Turbines and Jet Engines It is not possible to use closed gas turbine cycle in aeronautical engines because It is inefficient None of these It is bulky It requires cooling water for its operation It is inefficient None of these It is bulky It requires cooling water for its operation 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 (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 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂)1/n ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket engine uses __________ for the combustion of its fuel. None of these Its own oxygen Compressed atmospheric air Surrounding air None of these Its own oxygen Compressed atmospheric air Surrounding air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The maximum combustion pressure in gas turbine as compared to I.C. engine is Same More Depends on other factors Less Same More Depends on other factors Less ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation 0.5% 0.1% 5% 1.0% 0.5% 0.1% 5% 1.0% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum temperature in a gas turbine is of the order of 700°C 1500°C 1000°C 2000°C 700°C 1500°C 1000°C 2000°C ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS