EASY
Earn 100

Name the most used coolant used in nuclear reactor.

50% studentsanswered this correctly

Important Questions on Nuclear Physics

MEDIUM
Give the function of control rods in a nuclear reactor.
EASY
Where was the first nuclear reactor built?
MEDIUM
In nuclear reactor of 40% efficiency, 1014 dis/sec takes places. If energy per fission is 250 MeV then power output of the reactor is:
HARD
200 MeV energy is obtained per fission of U-235. If a reactor with U-235 as fuel generates 1000 kW power, then calculate the number of disintegrations per second for nuclei in this reactor.
EASY
On what type of chain reaction the working of a nuclear reactor is based?
EASY

Which of the following is/are correct?
i. Chain reaction takes place in a nuclear reactor and an atomic bomb.
ii. The chain reaction in a nuclear reactor is controlled.
iii. The chain reaction in a nuclear reactor is not controlled.
iv. No chain reaction takes place in an atom bomb.

HARD
What is a nuclear reactor? Explain its essential parts with their functions.
EASY
_____ is the other name (short name) of the reactor which is located at Kalpakkam.
EASY
Which of the following is a component of a nuclear reactor?
EASY

Which of the following is/are correct?
i. Chain reaction takes place in a nuclear reactor and an atomic bomb.
ii. The chain reaction in a nuclear reactor is controlled.
iii. The chain reaction in a nuclear reactor is not controlled.
iv. No chain reaction takes place in an atom bomb.

HARD
Draw a simple diagram of a nuclear reactor and explain its working.
MEDIUM
Write name of any one material used as moderator in nuclear reactors.
EASY
Kamini reactor is located at
EASY
Define moderator in nuclear reactor.
MEDIUM

Following question consist of two statements, Statement-I and Statement-II. Read them carefully and select the correct answer using the codes.

Statement-I: Heavy water is used as moderator in nuclear reactor.

Statement-II: Thermal neutrons are used for fission reaction in a reactor.

Codes:

EASY
When was the first nuclear reactor built?
EASY
_____ atomic power station is the first nuclear power station in India.
EASY
_____ are used at nuclear power plants to generate electricity and also used in nuclear marine propulsion.
EASY
Kamini reactor is located at
EASY
Heavy water is a good moderator in nuclear reactors? Why?