Home
Class 12
PHYSICS
when an electron moves through a magneti...

when an electron moves through a magnetic field , its speed will

A

decrease

B

increase

C

remain the same

D

increase first and then decrease

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ATOMIC PHYSICS

    NARAYNA|Exercise LEVEL-I (C.W)|23 Videos

  • ATOMIC PHYSICS

    NARAYNA|Exercise LEVEL-II (C.W)|16 Videos

  • ATOMIC PHYSICS

    NARAYNA|Exercise LEVEL-II (H.W)|14 Videos

  • ALTERNATING CURRENT

    NARAYNA|Exercise LEVEL - II(H.W)|13 Videos

  • ATOMS

    NARAYNA|Exercise EXERCISE -4|47 Videos

Similar Questions

Explore conceptually related problems

When a charged particle moves in an elecltric or a magnetic field, its speed is v and acceleration is a

When a charged particle moves through a magnetic field , the quantity which is not affected in the magnetic field is

When an electron beam is moving in a magnetic field, then the work done is equal to the -

A charged particle moves through a magnetic field perpendicular to its direction. Then

NARAYNA-ATOMIC PHYSICS-C.U.Q
  1. A nagatively charge electroscope with zinc disc discharge when irradia...

    Text Solution

    |

  2. The force felt by an electron on entering into a magnetic field is ind...

    Text Solution

    |

  3. when an electron moves through a magnetic field , its speed will

    Text Solution

    |

  4. The direction of a cathod ray particle passing through a magnetic fiel...

    Text Solution

    |

  5. which of the particle cannot be defected by magnetic field

    Text Solution

    |

  6. A charged particle enters a region of uniform magnetic field at an ang...

    Text Solution

    |

  7. An eletron and a proton are injected into a uniform magnetic field at ...

    Text Solution

    |

  8. An proton and an electron simultaneously enter into a region in which ...

    Text Solution

    |

  9. You are sitting in a room in which uniform magnetic field is present i...

    Text Solution

    |

  10. A charged particle of charge Q and massm moves with velocity v in a ci...

    Text Solution

    |

  11. A proton and an elctron simultaneously enter a region in which a magn...

    Text Solution

    |

  12. Imagine you are sitting in a chamber with your back to one wall. An el...

    Text Solution

    |

  13. Cathode rays are made to pass between the poles of a magnet as shown i...

    Text Solution

    |

  14. In which of the following field cathod rays show minimum deflection

    Text Solution

    |

  15. An oil drop of mass m and charge +q is balanced in vaccum by a uniform...

    Text Solution

    |

  16. An oil drop of mass m and falls through a medium that offers a viscous...

    Text Solution

    |

  17. An oil drop of mass m fall through a viscous medium. The viscous drag ...

    Text Solution

    |

  18. An oil drop of mass m fall through air with a terminal velocity in the...

    Text Solution

    |

  19. If gE and gM are the acceleration due to gravity on the surfaces of th...

    Text Solution

    |

  20. In millikan's oil drop method, electron charge is accurately measured ...

    Text Solution

    |