Propulsion efficiency of the following order-is obtained in practice _______________?

Related Mcqs:

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...

During base load operation, the best method of controlling compressor is ___________________?

A. start-stop motor B. constant speed unloader C. relief valve D. variable speed E. none of the above...

Surging phenomenon in centrifugal com-pressor depends on ___________________?

Pick up wrong statement ? A. mass flow rate B. pressure ratio C. change in load D. stagnation pressure at the outlet E. all of the above...

The degree of reaction of an axial flow turbine is the ratio of isentropic temperature drop in a blade row to the_____________________?

A. adiabatic temperature drop in the stage B. total temperature drop C. total temperature drop in the stage D. total adiabaitc temperature drop E. difference of maximum and minimum temperature in the cycle...

The following property is most important for material used for gas turbine blade___________________?

A. toughness B. fatigue C. creep D. corrosion resistance E. bulk modulus...