In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of__________________?

Related Mcqs:

Maximum work is done in compressing air when the compression is_________________?

A. isothermal B. adiabatic C. polytropic D. any one of the above E. none of the above...

Ratio of compression is the ratio of__________________?

A. gauge discharge pressure to the gauge intake pressure B. absolute discharge pressure to the ab-solute intake pressure C. pressures at discharge and suction cor-responding to same temperature D. stroke volume and clearance volume E. none of the above...

Diffuser in a compressor is used to _____________________?

A. increase velocity B. make the flow stream-line C. convert pressure energy into kinetic energy D. convert kinetic energy into pressure energy E. increase degree of reaction...

The maximum compression ratio in an actual single stage axial flow comperssor is of the order of________________?

A. 1 : 1.2 B. 1 : 2 C. 1 : 5 D. 1 : 10 E. 1 : 1...

Water 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 caol, eke, anthractie coal or charcoal in a mixed air steam blast E. same way as the natural gas...