Explore topic-wise MCQs in Power Plant.

This section includes 4 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.

A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as?

A. pass out turbine
B. impulse turbine
C. low pressure turbine
D. high pressure turbine
Answer» B. impulse turbine
2.

In order to reduce the rotor speed of an impulse turbine, the method employed is ____________

A. pressure compounding
B. velocity compounding
C. pressure-velocity compounding
D. all of the mentioned
Answer» E.
3.

A nozzle is said to be a divergent nozzle ____________

A. when the cross-section of the nozzle increases continuously from entrance to exit
B. when the cross-section of the nozzle decreases continuously from entrance to exit
C. when the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit
D. none of the mentioned
Answer» B. when the cross-section of the nozzle decreases continuously from entrance to exit
4.

The ratio of the work done on the blades per kg of steam to the total energy supplied per stage per kg of steam is called?

A. nozzle efficiency
B. stage efficiency
C. mechanical efficiency
D. blading efficiency
Answer» C. mechanical efficiency