Atomic Energy

Q. Which of the following element is used in a nuclear power plant for producing atomic energy?

1. Sodium
2. Calcium
3. Uranium
4. Mercury

Q. Which of the following element(s) are used for atomic energy generation?

1. Uranium
2. Sodium
3. Thorium
4. Iron

Q.

Which of the following isotope is used for the nuclear fission in a nuclear reactor?

1. All of the above

2. Isotope of carbon

3. Isotope of uranium

4. Isotope of cadmium

Q.

Atomic energy is harnessed for producing electricity using

1. fusion of atoms of light elements

2. fusion of atoms of heavy elements

3. fission of atoms of light elements

4. fission of atoms of heavy elements

Q.

Which of the following is more environment friendly?

1. Fission reactor

2. Fusion reactor

3. Both are equally environment friendly

4. Nothing can be decided

Q. Usage of nuclear energy produces harmful wastes which are radioactive in nature.

1. True
2. False

Q.

The process of sticking together of two light nuclei is called

1. fission

2. fusion

3. radioactivity

4. atomic explosion

Q. The splitting of atoms to release energy is called nuclear ______.

1. fusion
2. fission
3. decay
4. annihilation

Q.

Which of the following elements is used to harness atomic energy?

1. Sodium

2. Thorium

3. Potassium

4. Caesium

Q. Which of the following fuel is used in the nuclear reactor?

1. Radium
2. Mercury
3. Uranium
4. Calcium

Q. Which of the following illustrates the disadvantages of using nuclear energy?

1. It produces harmful waste which is radioactive in nature.
2. It produces lots of heat.
3. It cannot be controlled and hence cannot be harnessed.
4. None of these.