Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Nuclei

Question:

The control rod in a nuclear reactor is made of

Options:

Uranium

Cadmium

Graphite

Plutonium

Correct Answer:

Cadmium

Explanation:
Control rods are used in nuclear reactors to control the fision rate of uranium and plutonium. They are composed of chemical elements such as boron, silver, indium and cadmium that are capable of absorbing many neutrons without themselves fissioning.