SSC JE ME QUIZ_ Power Plant Engineering Booster Quiz-12

A simple Rankine cycle is changed by using the reheat in the cycle. Boiler and Condenser conditions are kept same.
Which of the following statement, about the cycle, can be made with certainty? (Assume processes reversible)

T-S plot for an ideal regenerative rankine cycle is given. Which of the following area is equal to heat addition to the cycle:

The Babcock—Wilcox boiler is classified as a water tube boiler because:

Fusible plug in a steam boiler is placed _____.

_______ is not a water tube boiler.

Find the maximum work obtainable per kg of air in ideal brayton cycle working between temperature limits of 127^oC and 1327^oC. (Take C_p = 1 kJ/kg/K) 

Consider the following statements regarding reciprocating compressor.

A) When pressure ratio is unity, volumetric efficiency is 100%.

B) With the increase in clearance ratio, volumetric efficiency decreases.

C) Volumetric efficiency decreases with increase in polytropic index.

D) With the increase in discharge pressure, volumetric efficiency decreases.

Which of these statements are true?

Which of the following statement is correct about the axial compressors?

Compounding of a steam turbine is done to

In jet propulsion of ships, when the inlet orifices are at right angles to the direction of motion of the ships, the efficiency of propulsion η is______.

V = Absolute velocity of the issuing jet

u = Velocity of the moving ship