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Power Plant Engineering MCQ Question with Answer

Power Plant Engineering MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 8
The function of control rods in nuclear plants is to

Control temperature
Control radioactive pollution
Control absorption of neutron
Control fuel consumption

Question No : 9
The most practical fuel for a thermonuclear reactor, both from economical and nuclear consideration is

Plutonium
Uranium
Deuterium
Thorium

Question No : 10
Where reactor operation is designed with fast neutrons such as in reactors using highly enriched fuel, the moderator used is

Heavy water
Graphite
Carbon dioxide
No moderator is needed

Question No : 11
U235 will undergo fission by

High energy (fast) neutrons alone
Low energy (slow) neutrons alone
Either fast or slow neutrons
Medium energy neutrons

Question No : 12
Half life of a radioactive isotope corresponds to the time required for half of the following to decay

Electrons
Protons
Neutrons
Atom

Question No : 13
The nuclear energy is measured as

MeV
Curie
Farads
MW

Question No : 14
When a reactor becomes critical, then the production of neutrons is

Infinite
Zero
Exactly balanced by the loss of neutrons through leakage
Initiated