Nuclear Power Plants Mcqs

This set of Mechanical engineering Multiple Choice Questions & Answers (MCQs) focuses on study of “ Nuclear Power Plants ”. These questions are chosen from a collection of most authoritative and best reference books on Mechanical engineering. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, University and College entrance exams, Jobs and interviews. One should practice our MCQS to assimilate Nuclear Power Plants comprehensively.

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16.
Gas cooled reactor uses following materials as moderator, and coolant____________________?

Graphite, C02

Graphite, air

Heavy water, C02

Lead, H2

17.
In nuclear fission each neutron that causes fission releases_______________?

No new neutron

At least one new neutron

One new neutron

More than one new neutrons

19.
In fast breeder reactors___________________?

Any type of moderator can be used

Graphite is used as the moderator

Heavy water is used as the moderator

Moderator may or may not be used

Moderator is dispensed with

20.
Ferrite material is____________________?

The most fissionable material

The basic fuel for nuclear paints

Basic raw material for nuclear plants

The material which absorbs neutrons and undergoes spontaneous changes leading to the formation of fissionable material

21.
The energy required to be applied to a radioactive nucleus for the emission of a neutron is________________?

1 MeV

2.4 MeV

4.3 MeV

7.8 MeV

22.
The commonly used material for shielding is__________________?

Lead or concrete

Lead and tin

Graphite or cadmium

Thick galvanised sheets

23.
Reflector in nuclear plants is used to________________?

Return the neutrons back into the core

Shield the radioactivity completely

Check polllution

Conserve energy

25.
The nuclear power plant at Tarapur has the following reactor________________?

Fast breeder

Pressurised water

Boiling water

Sodium graphite

26.
Ideally the neutron flux in reactor should be__________________ ?

Maximum in center and zero at side

Maximum at side and zero in center

Uniform throughout

Zero throughout

27.
U238 will undergo fission by_________________?

High energy (fast) neutrons alone

Low energy (slow) neutrons alone

Either fast or slow neutrons

Medium energy neutrons

28.
Boiling water reactor uses the following as moderator, coolant and working fluid________________?

Ordinary fluid

Heavy water

Molten lead

Hydrogen gas

29.
The first unclear power plant in India is located at____________________?

Kota

Kalapakkam

Tarapur

Baraeilly

30.
U235 will undergo fission by__________________?

High energy (fast) neutrons alone

Low energy (slow) neutrons alone

Either fast or slow neutrons

Medium energy neutrons

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