Compressors, Gas Turbines and Jet Engines Water is injected in gas turbine cycle to Control temperature Increase efficiency Control output of turbine Control fire hazards Control temperature Increase efficiency Control output of turbine Control fire hazards 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 None of the listed here Radial Backward curved Forward curved None of the listed here Radial Backward curved Forward curved ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Diffuser in a compressor is used to Increase velocity Convert pressure energy into kinetic energy Convert kinetic energy into pressure energy Make the flow streamline Increase velocity Convert pressure energy into kinetic energy Convert kinetic energy into pressure energy Make the flow streamline 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 (p₁/p₂)1/n 1 + k - k (p₂/p₁) n-1/n 1 + k - k (p₂/p₁)1/n 1 - k + k (p₁/p₂) n- 1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁) n-1/n 1 + k - k (p₂/p₁)1/n ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Stalling of blades in axial flow compressor is the phenomenon of Air stream blocking the passage Unsteady periodic and reversed flow Air stream not able to follow the blade contour Motion of air at sonic velocity Air stream blocking the passage Unsteady periodic and reversed flow Air stream not able to follow the blade contour Motion of air at sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, paraffin is usually used as the fuel because of its Low freezing point Ease of atomisation High calorific value Both (A) and (C) above Low freezing point Ease of atomisation High calorific value Both (A) and (C) above ANSWER DOWNLOAD EXAMIANS APP
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