Compressors, Gas Turbines and Jet Engines The overall isothermal efficiency of the compressor is defined as the ratio of Isentropic power to the power required to drive the compressor Volume of free air delivery per stroke to the swept volume of the piston Isothermal power to the shaft power or B.P. of the motor or engine required to drive the compressor Work required to compress the air isothermally to the actual work required to compress the air for the same pressure ratio Isentropic power to the power required to drive the compressor Volume of free air delivery per stroke to the swept volume of the piston Isothermal power to the shaft power or B.P. of the motor or engine required to drive the compressor Work required to compress the air isothermally to the actual work required to compress the air for the same pressure ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure of air at the beginning of the compression stroke is ___ the atmospheric pressure. Less than None of the listed here More than Equal to Less than None of the listed here More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The output of a gas turbine is 300 KW and its efficiency is 20 percent, the heat supplied is 15 KW 6000 KW 600 KW 150 KW 15 KW 6000 KW 600 KW 150 KW ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The clearance volume of the air compressor is kept minimum because It results in minimum work It allows maximum compression to be achieved It permits isothermal compression It greatly affects volumetric efficiency It results in minimum work It allows maximum compression to be achieved It permits isothermal compression It greatly affects volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Mining industry usually employs following motive power Petrol engine Diesel engine C. electric motor Compressed air Petrol engine Diesel engine C. electric motor Compressed air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A simple turbojet engine is basically Ramjet engine Chemical rocket engine Gas turbine engine equipped with a propulsive nozzle and diffuse A propeller system Ramjet engine Chemical rocket engine Gas turbine engine equipped with a propulsive nozzle and diffuse A propeller system ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS