7000+ Electrical Power Sources MCQ Questions & Answers - 1

Question: 1

The efficiency of a nuclear power plant is less than that of a conventional fuel fired thermal plant because of

(A) Low temperature and pressure conditions

(B) Higher pressure conditions

(C) Higher temperature conditions

(D) Less rejection of heat in the condenser

Ans: A

Low temperature and pressure conditions

Question: 2

Which material is used in controlling chain reaction in a nuclear reactor?

(A) Beryllium

(B) Boron

(C) Thorium

(D) Heavy water

Ans: B


Question: 3

Which of the following voltage regulation is considered to be the best?

(A) 2%

(B) 30%

(C) 40%

(D) 70%

Ans: A


Question: 4

In thermal power plants, the pressure in the working fluid cycle is developed by

(A) Turbine

(B) Feed water pump

(C) Superheater

(D) Condenser

Ans: B

Feed water pump

Question: 5

On which one of the following cycles does a modern steam power plant work?

(A) Bell-Celeman cycle

(B) Carnot cycle

(C) Rankine cycle

(D) Otto cycle

Ans: C

Rankine cycle

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