Compressors, Gas Turbines and Jet Engines Reheating in gas turbine results in Both (A) and (B) above Decrease of work ratio Decrease of thermal efficiency Increase of work ratio Both (A) and (B) above Decrease of work ratio Decrease of thermal efficiency Increase of work ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The clearance volume of the air compressor is kept minimum because It greatly affects volumetric efficiency It permits isothermal compression It allows maximum compression to be achieved It results in minimum work It greatly affects volumetric efficiency It permits isothermal compression It allows maximum compression to be achieved It results in minimum work ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, paraffin is usually used as the fuel because of its Both (A) and (C) above Low freezing point High calorific value Ease of atomisation Both (A) and (C) above Low freezing point High calorific value Ease of atomisation ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For supplying intermittent small quantity of air at high pressure, following compressor is best suited Screw Reciprocating Axial Centrifugal Screw Reciprocating Axial Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Separators in compressor installations are located After receiver Between after-cooler and air receiver After inter-cooler Before inter-cooler After receiver Between after-cooler and air receiver After inter-cooler Before inter-cooler ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Water is injected in gas turbine cycle to Increase efficiency Control output of turbine Control fire hazards Control temperature Increase efficiency Control output of turbine Control fire hazards Control temperature ANSWER DOWNLOAD EXAMIANS APP
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