Nuclear Power Engineering MCQs

Question 1

Nuclear fuel usually used in a Boiling Water Reactor (BWR) is

Accepted Answer

Enriched uranium

Answer

Plutonium

Answer

Natural uranium

Answer

Thorium

Question 2

What is the average life of a radioactive atom having a 'half life period' of T?

Accepted Answer

1.44 T

Answer

0.144 T

Answer

14.4 T

Answer

2T

Question 3

Nuclear power reactor located at Tarapur is of __________ type.

Accepted Answer

Boiling water

Answer

Fast breeder

Answer

Pressurised water

Answer

Gas cooled

Question 4

Mass of a positron is same as that of a/an

Accepted Answer

Electron

Answer

α-particle

Answer

Proton

Answer

Neutron

Question 5

Positron is a/an

Accepted Answer

Electron with positive charge

Answer

Nucleus having two protons

Answer

Helium nucleus

Answer

Nucleus with one proton and one neutron

Question 6

If 4 gm of a radioisotope has a half life period of 10 days, the half life of 2 gm of the same istotope will be __________ days.

Accepted Answer

10

Answer

5

Answer

20

Answer

30

Question 7

Tarapur atomic power station

Accepted Answer

All of the above

Answer

Has two boiling water reactors of American design

Answer

Has an installed capacity of 400 MW

Answer

Is the first power reactor in India, which became critical in 1969

Question 8

A fast breeder reactor

Accepted Answer

All of the above

Answer

Utilises fast neutrons for causing fission

Answer

Converts fertile material (e.g., U-238) into fissile material (Pu-239)

Answer

Normally employs molten sodium as coolant

Question 9

Fast breeder reactors do not

Accepted Answer

Use Th-232 as fissile fuel

Answer

Convert fertile material to fissile material

Answer

Use fast neutrons for fission

Answer

Use molten sodium as coolant