Compressors, Gas Turbines and Jet Engines The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is May be less or more depending on ambient conditions Less More Same May be less or more depending on ambient conditions Less More Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Intercooling in gas turbines Increases net output and thermal efficiency both Decreases net output but increases thermal efficiency Decreases net output and thermal efficiency both Increases net output but decreases thermal efficiency Increases net output and thermal efficiency both Decreases net output but increases thermal efficiency Decreases net output and thermal efficiency both Increases net output but decreases thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Surging is the phenomenon of 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 Air stream blocking the passage Unsteady, periodic and reversed flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of work done per cycle to the swept volume in case of compressor is called Compression ratio Compression index Mean effective pressure Compressor efficiency Compression ratio Compression index Mean effective pressure Compressor efficiency 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 Axial Centrifugal Reciprocating Screw Axial Centrifugal Reciprocating 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. None of the listed here More than Equal to Less than None of the listed here More than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS