Compressors, Gas Turbines and Jet Engines The propulsive power of the rocket is (where v₁ = Jet velocity, and v₂ = Aircraft velocity) (v₁² -v₂²)/g (v₁² -v₂²)/2g (v₁ - v₂)²/2g (v₁ - v₂)²/g (v₁² -v₂²)/g (v₁² -v₂²)/2g (v₁ - v₂)²/2g (v₁ - v₂)²/g ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines After-cooler is used to Cause moisture and oil vapour to drop out Cool the air Decrease the delivery temperature for ease in handling Reduce volume Cause moisture and oil vapour to drop out Cool the air Decrease the delivery temperature for ease in handling Reduce volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Propulsive efficiency is defined as ratio of Thrust power and fuel energy Propulsive power and fuel input Engine output and propulsive power Thrust power and propulsive power Thrust power and fuel energy Propulsive power and fuel input Engine output and propulsive power Thrust power and propulsive power ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the discharge pressure to the inlet pressure of air is called Compression ratio Volumetric efficiency Compressor efficiency Expansion ratio Compression ratio Volumetric efficiency Compressor efficiency Expansion ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines When the outlet angle from the rotor of a centrifugal compressor is more than 90°, then the blades are said to be Forward curved Radial None of the listed here Backward curved Forward curved Radial None of the listed here Backward curved ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The type of rotary compressor used in gas turbines, is of Axial flow type None of the listed here Centrifugal type Radial flow type Axial flow type None of the listed here Centrifugal type Radial flow type ANSWER DOWNLOAD EXAMIANS APP
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