Explore topic-wise MCQs in Power Plant.

This section includes 7 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.

The input to the low pressure feedwater heater is from?

A. Drain heater
B. Drain cooler
C. Drain pipe
D. None of the mentioned
Answer» C. Drain pipe
2.

The input to the deaerator is from a __________ pressure feedwater heater.

A. high
B. low
C. medium
D. none of the mentioned
Answer» C. medium
3.

In a typical layout of a 215MW reheat power plant, the feed in the boiler is at?

A. 280 degree Centigrade
B. 230 degree Centigrade
C. 238 degree Centigrade
D. 250 degree Centigrade
Answer» D. 250 degree Centigrade
4.

What is the critical point of steam generation in a “once through” boiler?$

A. 221.5 bar
B. 221.4 bar
C. 221.3 bar
D. 221.2 bar
Answer» E.
5.

Which of the following needs to be incorporated to prevent the low pressure turbine exhaust wetness from being excessive?

A. Double regeneration
B. Double carnotization
C. Double reheat
D. Double cooling
Answer» D. Double cooling
6.

The increment in thermal efficiency compared to the corresponding Subcritical cycle is gained at the expanse of?

A. compactness of the plant
B. simplicity of the plant
C. complexity of the plant
D. expanse of the plant
Answer» D. expanse of the plant
7.

Apart from feedheating, what should a plant have to obtain a gain in thermal efficiency?

A. Lubrication
B. Differential heating
C. Reheating cycles
D. Regenerative cycles
Answer» D. Regenerative cycles