7000+ Power Generation Questions and Answers Pdf - 1

Question: 1

A sodium graphite reactor uses

(A) a mixture of sodium and graphite as moderator

(B) a mixture of sodium and graphite as coolant

(C) sodium as coolant and graphite as moderator

(D) sodium as moderator and graphite as coolant

Question: 2

Within the boiler, the steam has highest temperature is

(A) water drum

(B) water walls

(C) water tubes

(D) superheater

Question: 3

The largest size of a steam turbine installed in India is

(A) 100 MW

(B) 250 MW

(C) 400 MW

(D) 500 MW

Question: 4

What is the approximate efficiency of a normal thermal power station?

(A) 20-25%

(B) 30-40%

(C) 45-55%

(D) 60-70%

Question: 5

A condenser in a steam power plant condenses steam coming out of

(A) economiser

(B) boiler

(C) superheater

(D) turbine