Compressors, Gas Turbines and Jet Engines In a jet propulsion The propulsive matter is caused to flow around the propelled body Its functioning does not depend upon presence of air The propulsive matter is ejected from within the propelled body None of these The propulsive matter is caused to flow around the propelled body Its functioning does not depend upon presence of air The propulsive matter is ejected from within the propelled body None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Free air is the air at 0°C and standard atmospheric conditions 15°C and 1 kg/cm² Atmospheric conditions at any specific location 20°C and 1 kg/cm² and relative humidity of 36% 0°C and standard atmospheric conditions 15°C and 1 kg/cm² Atmospheric conditions at any specific location 20°C and 1 kg/cm² and relative humidity of 36% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called Degree of reaction Pressure coefficient Pressure ratio Slip factor Degree of reaction Pressure coefficient Pressure ratio Slip factor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the false statement Gas turbine does not require huge quantity of water like steam plant Exhaust losses in gas turbine are high due to large mass flow rate Overall efficiency of gas turbine plant is lower than that of a reciprocating engine Gas turbine is a self starting unit Gas turbine does not require huge quantity of water like steam plant Exhaust losses in gas turbine are high due to large mass flow rate Overall efficiency of gas turbine plant is lower than that of a reciprocating engine Gas turbine is a self starting unit 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)1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂) n- 1/n 1 + k - k (p₂/p₁)1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂) n- 1/n ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines To avoid moisture troubles, the compressed air main line should Be laid exactly horizontally Be laid vertically Drop gradually towards the point of use Rise gradually towards the point of use Be laid exactly horizontally Be laid vertically Drop gradually towards the point of use Rise gradually towards the point of use ANSWER DOWNLOAD EXAMIANS APP