Compressors, Gas Turbines and Jet Engines Gas turbines for power generation are normally used To supply base load requirements In emergency To supply peak load requirements To enable start thermal power plant To supply base load requirements In emergency To supply peak load requirements To enable start thermal power plant ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor Increases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio Decreases with decrease in compression ratio Increases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio Decreases with decrease in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Only rocket engines can be propelled to space because These engines can work on several fuels They are not air breathing engines They have high propulsion efficiency They can generate very high thrust These engines can work on several fuels They are not air breathing engines They have high propulsion efficiency They can generate very high thrust ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor capacity is defined as the None of these Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions None of these Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a reciprocating air compressor, the compression work per kg of air Is independent of clearance volume Increases as clearance volume decreases Increases as clearance volume increases Decreases as clearance volume increases Is independent of clearance volume Increases as clearance volume decreases Increases as clearance volume increases Decreases as clearance volume increases 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? Better mechanical balance Less loss of air due to leakage past the cylinder Lower volumetric efficiency Less power requirement Better mechanical balance Less loss of air due to leakage past the cylinder Lower volumetric efficiency Less power requirement ANSWER DOWNLOAD EXAMIANS APP
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