Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed Isentropically None of these Polytropically Isothermally Isentropically None of these Polytropically Isothermally 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 minimum during Polytropic compression Isentropic compression Isothermal compression None of these Polytropic compression Isentropic compression Isothermal compression None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For slow speed large capacity compressor, following type of valve will be best suited Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Any of the above Disc or feather type Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Any of the above Disc or feather type 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. Low weight and small frontal area High speed and high h.p. High h.p. and low weight Small frontal area and high h.p. Low weight and small frontal area High speed and high h.p. High h.p. and low weight ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Mining industry usually employs following motive power Diesel engine C. electric motor Petrol engine Compressed air Diesel engine C. electric motor Petrol engine Compressed air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio in gas turbines is of the order of 0.16736111111111 0.37569444444444 2.5423611111111 0.084027777777778 0.16736111111111 0.37569444444444 2.5423611111111 0.084027777777778 ANSWER DOWNLOAD EXAMIANS APP