Home
Class 12
PHYSICS
Mutually perpendicular electric and magn...

Mutually perpendicular electric and magnetic fields are given by E = 1500 V/m and B = 0.04 T . Then velocity is given by

A

60 m/s

B

`3.75 xx 10^(6)` m/s

C

`3.75 xx 10^(4)` m/s

D

`60 xx 10^(4)` m/s

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    NIKITA PUBLICATION|Exercise MCQs|431 Videos
  • ELECTROSTATICS

    NIKITA PUBLICATION|Exercise Multiple Choice Questions|458 Videos

Similar Questions

Explore conceptually related problems

In an e.m. wave the electric and magnetic fields are 200V//m and 0.365A//m . The maximum rate of energy flow is

Electric field and magnetic filed are given as E = E_(0) sin(omega t-kx) and B = B_0 sin(omega t-kx) then select the correct option

A beam of proton passes undeflected with a horizontal velocity v, through a region of electric and magnetic fields, mutually perpendicular to each other and perpendicular to the direction of the beam. If the magnitudes of the electric and magnetic fields are 100kV//m , 50mT respectively, calculate the velocity of the beam v.

A proton moves at a constant velocity of 50 m/s along the x-axis, in uniform electric and magnetic fields. The magnetic field is B = (2.0 mT)hatj . What is the electric field?

NIKITA PUBLICATION-ELECTRONS AND PHOTONS -MCQs
  1. An electron moving at the speed of 10^(7) m/s , enters a magnetic fiel...

    Text Solution

    |

  2. An electron experiences a force equal to its weight, when placed in an...

    Text Solution

    |

  3. Mutually perpendicular electric and magnetic fields are given by E = 1...

    Text Solution

    |

  4. When light of 2.5 eV falls on a metal surface, maximum kinetic energy ...

    Text Solution

    |

  5. Electron moves in uniform magnetic field perpendicular to direction of...

    Text Solution

    |

  6. Photoelectric emission takes place

    Text Solution

    |

  7. An electron is accelerated from rest to potential V. the final velocit...

    Text Solution

    |

  8. An electron is projected in a perpendicular uniform magnetic field of ...

    Text Solution

    |

  9. The stopping potential of a given photoelectric device is depended on

    Text Solution

    |

  10. The radiations of 1 eV and 2.5 eV are incident on a metal having a wor...

    Text Solution

    |

  11. When temperature of a metal increases ,

    Text Solution

    |

  12. An electron is fired through a region of crossed electric and magneti...

    Text Solution

    |

  13. A charge q , and mass m , is fired perpendicular to a magnetic field (...

    Text Solution

    |

  14. The stopping potential of a photoelectric diode is 9 volts. e//m = 1.8...

    Text Solution

    |

  15. An electron enters in a magnetic held of induction 2 m T with velocity...

    Text Solution

    |

  16. Speed of an electron passing undeviated through a region of cross elec...

    Text Solution

    |

  17. In photoelectric effect if the intensity of light is doubled then maxi...

    Text Solution

    |

  18. Calcium plate has maximum possible radiation of wavelength 1 of 400 nm...

    Text Solution

    |

  19. Two particles of equal charges after being accelerated through the sa...

    Text Solution

    |

  20. If the wavelength lambda of photon decreases then momentum and energy ...

    Text Solution

    |