Home
Class 12
PHYSICS
Cadmium and Broron rods are used in a nu...

Cadmium and Broron rods are used in a nuclear reactor to

A

Slowing down fast neutrons

B

Speedingup slow neutrons

C

Absorbing neutrons

D

Regulating the power level of the reactor

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • NUCLEAR PHYSICS AND RADIOACTIVITY

    PHYSICS GALAXY - ASHISH ARORA|Exercise Concptual MCQs|48 Videos

  • MAGNETIC EFFECTS OF CURRENT AND MAGNETISM

    PHYSICS GALAXY - ASHISH ARORA|Exercise U.N.P|79 Videos

  • PHOTOELECTRIC EFFECT AND MATTER WAVES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved numerical problems|42 Videos

Similar Questions

Explore conceptually related problems

Boron rods are used in nuclear reactor as

Boron rods are used in nuclear reactors because

Nuclear Reactors

Graphite is used in nuclear reactors

PHYSICS GALAXY - ASHISH ARORA-NUCLEAR PHYSICS AND RADIOACTIVITY-Concptual MCQs
  1. The chemical behaviour of a atom depends upon:

    Text Solution

    |

  2. The critical mass of a fissionable uranium -235 can be reduced by

    Text Solution

    |

  3. Cadmium and Broron rods are used in a nuclear reactor to

    Text Solution

    |

  4. A beta- particle is emitted by a radioactive nucleus at the time of co...

    Text Solution

    |

  5. Why does the fussion occur at high temeprature?

    Text Solution

    |

  6. Mass defect of an atom refers to

    Text Solution

    |

  7. If M is the mass of a nucleus and A its atomic mass, then the packing ...

    Text Solution

    |

  8. The fusion of hydrogen into helium is more likely to take place:

    Text Solution

    |

  9. The number of neutrons that are released on an average during the fiss...

    Text Solution

    |

  10. A beam of fast moving alpha particles were directed towards a thin fil...

    Text Solution

    |

  11. From the following equations pick out the possible nuclear fusion reac...

    Text Solution

    |

  12. Radio carbon dating is done by estimating in the speciment:

    Text Solution

    |

  13. Which of the following cannot be emitted by radioactive substances dur...

    Text Solution

    |

  14. The electron emitted in beta radiation originates from

    Text Solution

    |

  15. In the following reaction the value of 'X' is. .7 N^14 + .2 He^4 rar...

    Text Solution

    |

  16. What is the respective number of alpha and beta particles emitted in t...

    Text Solution

    |

  17. The radioactive nucleus of an element X decays to a stable nucleus of ...

    Text Solution

    |

  18. The radioactive decay of uranium into thorium is represented by the eq...

    Text Solution

    |

  19. At a result of radioactive decay a .(92)^(238)U nucleus is changed to ...

    Text Solution

    |

  20. A free neutron decays into a proton, an electron and

    Text Solution

    |