Compressors, Gas Turbines and Jet Engines Work ratio of a gas turbine may be improved by Both (A) and (C) above Increasing the turbine work Increasing the compression work Decreasing the compression work Both (A) and (C) above Increasing the turbine work Increasing the compression work Decreasing the compression work ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of indicated h.p. to shaft h.p. in known as Volumetric efficiency Compressor efficiency Isothermal efficiency Mechanical efficiency Volumetric efficiency Compressor efficiency Isothermal efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure and temperature conditions of air at the suction of compressor are Atmospheric Pressure slightly less than atmospheric and temperature slightly more than atmospheric Slightly less than atmospheric Slightly more than atmospheric Atmospheric Pressure slightly less than atmospheric and temperature slightly more than atmospheric Slightly less than atmospheric Slightly more than atmospheric ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A gas turbine used in air craft should have Small frontal area and high h.p. High h.p. and low weight High speed and high h.p. Low weight and small frontal area Small frontal area and high h.p. High h.p. and low weight High speed and high h.p. Low weight and small frontal area ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, paraffin is usually used as the fuel because of its High calorific value Both (A) and (C) above Low freezing point Ease of atomisation High calorific value Both (A) and (C) above Low freezing point Ease of atomisation 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 Backward curved Forward curved Radial None of the listed here Backward curved Forward curved Radial ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS