Home
Class 12
PHYSICS
A proton (or charged particle) moving wi...

A proton (or charged particle) moving with velocity `v` is acted upon by electric field `E` and magnetic field `B`. The proton will move undeflected if

A

`E` is perpendicular to `B`

B

`E` is parallel to `v` and perpendicular to `B`

C

`E,B` and `v` are mutually perpendicular and `v=E/B`

D

`E` and `B` both are parallel to `v`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • KINETIC THEORY OF GASES

    ERRORLESS |Exercise QUESTIONS|126 Videos

  • MAGNETISM

    ERRORLESS |Exercise Assertion & Reason|1 Videos

Similar Questions

Explore conceptually related problems

A proton (or charged particle) moving with velocity v is acted upon by electric field E and magnetic field B . The proton will move underflected if

A charged particle moving with velocity vis subjected to electric field E and magnetic field B. The particle will go undeflected if

A charged particle moving in an electric field

Write the expression for the force vecF , acting on a charged particle of charge q moving with a velocity vecv in the pressure of both electric field vecE and magnetic field vecB . Obtain the condition under which the particle moves undeflected through the fields.

A charged particle moves with velocity v in a uniform magnetic field vecB . The magnetic force experienced by the particle is

A charged particle is moving with velocity 'V' in a magnetic field of induction B . The force on the paricle will be maximum when

ERRORLESS -MAGNETIC EFFECT OF CURRENT-Exercise
  1. A proton of mass 1.67xx10^(-27)kg and charge 1.6xx10^(-19)c is projec...

    Text Solution

    |

  2. A proton and a deuteron both having the same kinetic energy, enter pe...

    Text Solution

    |

  3. A proton (or charged particle) moving with velocity v is acted upon by...

    Text Solution

    |

  4. A proton and an electron both moving with the same velocity v enter ...

    Text Solution

    |

  5. A charge + Q is moving upwards vertically. It enters a magnetic field ...

    Text Solution

    |

  6. An electron is moving on a circular path of radius r with speed v in a...

    Text Solution

    |

  7. A beam of well collimated cathode rays travelling with a speed of 5xx1...

    Text Solution

    |

  8. An electron having charge 1.6xx10^(-19)C and mass 9xx10^(-31) kg is mo...

    Text Solution

    |

  9. An electron entres a magnetic field whose direction is perpendicualr ...

    Text Solution

    |

  10. An electron is moving vertically downwards. If it passes through a mag...

    Text Solution

    |

  11. A current carrying long solenoid is placed on the ground with its axis...

    Text Solution

    |

  12. A charged particle of charge q and mass m enters perpendiculalry in a ...

    Text Solution

    |

  13. An electron is accelerated by a potential difference of 12000 volts. I...

    Text Solution

    |

  14. The charge on a particle Y is double the charge on particle X.These tw...

    Text Solution

    |

  15. A particle with 10^(-11) coulomb of charge and 10^(-7)kg mass is movin...

    Text Solution

    |

  16. A particle of charge q and mass m moving with a velocity v along the x...

    Text Solution

    |

  17. A charged particle is moving with velocity'V' in a magnetic field of i...

    Text Solution

    |

  18. A charged particle enters a magnetic field H with its initial velocity...

    Text Solution

    |

  19. An electron and a proton enter a magnetic field perpendicularly. Both ...

    Text Solution

    |

  20. A charged particle moves in a uniform magnetic field. The velocity of ...

    Text Solution

    |