In jet engines the compression ratio__________________?

Related Mcqs:

The compressor capacity with decrease in suction temperature_________________?

A. increases B. decreases C. remains unaffected D. may increase or decrease depending on compressor capacity E. increases upto certain limit and then decreases...

A centrifugal compressor works on the principle of__________________?

A. conversion of pressure energy into kinetic energy B. conversion of kinetic energy into pres¬sure energy C. centripetal action D. generating pressure directly E. combination of A. and D....

For supplying intermittent small quantity of air at high pressure, following compressor is best suited__________________?

A. centrifugal B. reciprocating C. axial D. screw E. turbo jet...

The pressure ratio of an ideal vaned compressor with increase in mass flow rate_________________?

A. increases B. decreases C. remains constant D. first decreases and then increases E. unpredictable...

Propulsive efficiency is defined as ratio of___________________?

A. thrust power and fuel energy B. engine output and propulsive power C. propulsive power and fuel input D. thrust power and propulsive power E. none of the above...