Propulsive efficiency is defined as ratio of___________________?

Related Mcqs:

Free air is the air at________________?

A. atmospheric conditions at any specific location B. 20°C and 1 kg/cm2 and relative humidity of 36% C. 0°C and standard atmospheric conditions D. 15°C and 1 kg/cm2 E. 25°C, 1 kg/cm2 and relative humidity of 50%....

Volumetric efficiency is_____________________?

A. the ratio of stroke volume to clearance volume B. the ratio of the air actually delivered to the amount of piston displacement C. reciprocal of compression ratio D. index of compressor performance E. proportional to compression ratio...

The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation___________________?

A. 0.1% B. 0.5% C. 1.0% D. 5% E. 10%....

The combustion efficiency of a gas turbine using perfect combustion chamber is of the order of________________?

A. 50% B. 75% C. 85% D. 90% E. 99%...

In the aircraft propellers __________________?

A. the propulsive matter is caused to flow around the propelled body B. propulsive matter is ejected from within the propelled body C. its functioning does not depend on presence of air D. all of the above E. none of the above...