Compressors, Gas Turbines and Jet Engines Gas turbines for power generation are normally used To enable start thermal power plant In emergency To supply base load requirements To supply peak load requirements To enable start thermal power plant In emergency To supply base load requirements To supply peak load requirements ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine blades are given a rake Equal to zero Depending on the velocity Opposite to the direction of motion of blades In the direction of motion of blades Equal to zero Depending on the velocity Opposite to the direction of motion of blades In the direction of motion of blades ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which is false statement about advantages of multistage compressor in comparison to single stage compressor? Less loss of air due to leakage past the cylinder Less power requirement Lower volumetric efficiency Better mechanical balance Less loss of air due to leakage past the cylinder Less power requirement Lower volumetric efficiency Better mechanical balance ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which of the following fuels can be used in turbojet engines? Liquid hydrogen Methyl alcohol High speed diesel oil Kerosene Liquid hydrogen Methyl alcohol High speed diesel oil Kerosene ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the discharge pressure to the inlet pressure of air is called Expansion ratio Compression ratio Compressor efficiency Volumetric efficiency Expansion ratio Compression ratio Compressor efficiency Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a single stage, single acting reciprocating air compressor without clearance volume, the work-done is maximum during Isentropic compression None of these Polytropic compression Isothermal compression Isentropic compression None of these Polytropic compression Isothermal compression ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS