In air breathing jet engine, the jet is formed by expanding__________________?

Related Mcqs:

Volumetric efficiency of a compressor without clearance volume________________?

A. increases with increase in compression ratio B. decreases with increase in compression ratio C. is not dependent upon compressin ratio D. may increase/decrease depending on compressor capacity E. unpredictable...

The volumetirc efficiency of a compressor is calculated on the basis of __________________?

A. volume of air inhaled at working conditions B. volume of air inhaled at N.T.P. conditions C. volume at 0°C and 1 kg/cm2 D. volume at 20°C and 1 kg/cm2 E. none of the above...

Gas turbines for power generaion are normally used___________________?

A. to supply base load requirements B. to supply peak load requirements C. to enable start thermal power plant D. in emergency E. when other sources of power fail...

Producer gas is produced by_____________________?

A. carbonisation of coal B. passing steam over incandescent coke C. passing air and a large amount of steam over waste coal at about 65°C D. partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast E. same way as the natural gas...

Pick up the wrong statement ?

A. pulsojet requires no ambient air for propulsion B. ramjet-engine has no turbine C. turbine drives compressor in a burbojet D. bypass turbo-jet engine increases the thrust without adversely affecting, the propulsive efficiency and fuel economy E. propeller is an indirect reaction device...