Explore topic-wise MCQs in Power Plant.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Power Plant knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of these shouldn t be there in the pipelines of working fluid for achieving the conditions of Carnot Cycle?

A. Heat Transfer
B. Insulation
C. Lubrication
D. Zero Friction
Answer» B. Insulation
2.

The elements of a Carnot heat engine are ____________

A. Heat Exchangers, Turbine, Pump
B. Heat Exchangers, Turbine, Evaporator
C. Heat Exchangers, Turbine, Condenser
D. Heat Exchangers, Turbine, Superheater
Answer» B. Heat Exchangers, Turbine, Evaporator
3.

Heat input & output is obtained in ____________

A. 2 reversible adiabatics
B. 2 reversible isotherms
C. 1 reversible isotherm & 1 reversible adiabatic
D. 2 reversible isotherms & 1 reversible adiabatic
Answer» C. 1 reversible isotherm & 1 reversible adiabatic
4.

Work input and work outputs are given & obtained in ____________

A. 2 reversible adiabatics
B. 2 reversible isotherms
C. 1 reversible isotherm & 1 reversible adiabatic
D. 2 reversible isotherms & 1 reversible adiabatic
Answer» B. 2 reversible isotherms
5.

Which of the following diagrams are used while analyzing the effect of superheat & Inlet Pressure on mean temperature of heat addition?

A. P-V diagram
B. T-S diagram
C. P-T diagram
D. V-T diagram
Answer» C. P-T diagram
6.

A Hydraulic Ram Pump is based on the principle of ____________

A. Wind Hammer
B. Water hammer
C. Wind gushing
D. None of the mentioned
Answer» C. Wind gushing
7.

Pelton Wheel Turbine is suited for ____________

A. high heads
B. low heads
C. medium heads
D. zero heads
Answer» B. low heads
8.

Most of the turbine expansion takes place in ____________

A. Liquid Region
B. Solid Region
C. Vapour Region
D. Plastic Region
Answer» D. Plastic Region
9.

If T2 is the temperature of heat rejection, Tml is the mean temperature of heat addition, the efficiency n of a Rankine Cycle is given by which of the expressions?

A. n = 1-(T<sub>2</sub>/T<sub>ml</sub>)
B. n = 1+(T<sub>2</sub>/T<sub>ml</sub>)
C. n = (T<sub>2</sub>/T<sub>ml</sub>)
D. n = 1/(T<sub>2</sub>/T<sub>ml</sub>)
Answer» B. n = 1+(T<sub>2</sub>/T<sub>ml</sub>)
10.

Mean Temperature of Heat Addition is the ratio of ____________

A. Difference of temperatures to difference of entropies
B. Difference of enthalpies to difference of entropies
C. Difference of temperatures to difference of enthalpies
D. Difference of entropies to difference of enthalpies
Answer» C. Difference of temperatures to difference of enthalpies