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प्रश्न
Give the function of control rods in a nuclear reactor.
उत्तर
Control rods are used to control the number of neutrons in order to have a sustained chain reaction. Mostly boron or cadmium rods are used as control rods. They absorb the neutrons.
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संबंधित प्रश्न
Define the following form:
Moderator in nuclear reactor
Kamini reactor is located at ______.
Which of the following is/are correct?
- Chain reaction takes place in a nuclear reactor and an atomic bomb.
- The chain reaction in a nuclear reactor is controlled
- The chain reaction in a nuclear reactor is not controlled
- No chain reaction takes place in an atom bomb
If a moderator is not present, then a nuclear reactor will behave as an atom bomb.
Arrange the following in the chronological order of discovery
Nuclear reactor, radioactivity, artificial radioactivity, discovery of radium.
When and where was the first nuclear reactor built?
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Explain the process of controlled and uncontrolled chain reactions.
What is a nuclear reactor? Explain its essential parts with their functions.
Mass number of a radioactive element is 232 and its atomic number is 90. When this element undergoes certain nuclear reactions, it transforms into an isotope of lead with a mass number 208 and an atomic number 82. Determine the number of alpha and beta decay that can occur.
