Compressors, Gas Turbines and Jet Engines Volumetric efficiency of air compressors is of the order of 20 - 30% 40 - 50% 60 - 70% 70 - 90% 20 - 30% 40 - 50% 60 - 70% 70 - 90% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The following property is most important for material used for gas turbine blade Toughness Creep Corrosion resistance Fatigue Toughness Creep Corrosion resistance Fatigue ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbines for power generation are normally used To supply peak load requirements To supply base load requirements To enable start thermal power plant In emergency To supply peak load requirements To supply base load requirements To enable start thermal power plant In emergency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor resembles Sliding vane compressor Reciprocating pump Turbine Centrifugal pump Sliding vane compressor Reciprocating pump Turbine Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines When the temperature of air leaving the inter-cooler, in a two stage compression with inter-cooler, is ________ the original atmospheric air temperature, then the intercooling is known as perfect or complete intercooling. Less than Equal to None of these More than Less than Equal to None of these More than ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, paraffin is usually used as the fuel because of its Low freezing point Ease of atomisation Both (A) and (C) above High calorific value Low freezing point Ease of atomisation Both (A) and (C) above High calorific value ANSWER DOWNLOAD EXAMIANS APP