Home
Class 12
PHYSICS
Light coming from a discharge tube fille...

Light coming from a discharge tube filled with hydrogen falls on the cathode of the photoelectric cell. The work function of the surface of cathode is 4eV Which one of the following values of the anode voltage (in volts ) with respect to the cathode willl likely to make the photoo current zero.

A

`-4`

B

`-6`

C

`-8`

D

`-10`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MODERN PHYSICS -1

    MOTION|Exercise EXERCISE-2(LEVEL-II)|15 Videos

  • MODERN PHYSICS -1

    MOTION|Exercise EXERCISE-3( LEVEL-I)|25 Videos

  • MODERN PHYSICS -1

    MOTION|Exercise EXERCISE-1|50 Videos

  • MODERN PHYSICS - 2

    MOTION|Exercise EXERCISE - 4 (Level -II) PREVIOUS YEAR - JEE ADVANCED|28 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    MOTION|Exercise Exercise - 3 Section-B|12 Videos
MOTION-MODERN PHYSICS -1-EXERCISE-2(LEVEL-I)
  1. In a photo-emissive cell, with exciting wavelength lambda, the maximum...

    Text Solution

    |

  2. The frequency and the intensity of a beam of light falling on the surf...

    Text Solution

    |

  3. Light coming from a discharge tube filled with hydrogen falls on the c...

    Text Solution

    |

  4. Let K(1) be the maximum kinetic energy of photoelectrons emitted by a ...

    Text Solution

    |

  5. In a photoelectric experiment, the potential difference V that must be...

    Text Solution

    |

  6. In a photoelectric experiment, the collector plate is at 2.0V with res...

    Text Solution

    |

  7. An electron and a photon possess the same de Broglie wavelength. If Ee...

    Text Solution

    |

  8. An electron is accelerated through a potential difference of V volt. I...

    Text Solution

    |

  9. If the wavelength of photon emitted due to transition of electron from...

    Text Solution

    |

  10. Transition between three energy energy levels in a particular atom gi...

    Text Solution

    |

  11. The wavelength of a neutron with energy 1eV is closest to 0

    Text Solution

    |

  12. Two electrons are moving with the same speed v. One electron enters a ...

    Text Solution

    |

  13. A plate of mass 10 gm is in equillibrium in air due to the force exter...

    Text Solution

    |

  14. A radiation of wavelength 200nm is propagating in the form of a parall...

    Text Solution

    |

  15. In which of the following situations, the heavier of the two particle...

    Text Solution

    |

  16. Consider the spectral line resulting from the transition n =2 rarr n =...

    Text Solution

    |

  17. In an atom, two electrons move around nucleus in circular orbits of ra...

    Text Solution

    |

  18. The electron in hydrogen atom in a sample is in n^(th) excited state, ...

    Text Solution

    |

  19. An electron in hydrogen atom first jumps from second excited state to ...

    Text Solution

    |

  20. In an excited state of hydrogen like atom an electron has total energy...

    Text Solution

    |