Home
Class 12
PHYSICS
The work function of silver is 5.26 xx 1...

The work function of silver is` 5.26 xx 10^-19J`. Calculate its threshold wavelength.

Promotional Banner

Topper's Solved these Questions

  • Dual Nature of Radiation and Matter

    CHETANA PUBLICATION|Exercise EXERCISE|89 Videos

  • Current Electricity

    CHETANA PUBLICATION|Exercise Exercise|92 Videos

  • Electromagnetic Induction

    CHETANA PUBLICATION|Exercise EXERCISE|109 Videos

Similar Questions

Explore conceptually related problems

The work function of a material is 5.26 xx 10^-19J . Calculate its threshold frequency.

The photoelectric work function of tungsten is 4.5 eV. Calculate its threshold wavelength.

The photoelectric work function of a photo-sensitive metal is 3 xx10^-19 J. Calculate the threshold wavelength.

The work function for caesium atom is 1.9eV. Calculate the threshold wavlength

Photoelectric work function for silver is 3.315 eV. Calculate the threshold frequency of silver.

The energy of a photon is 10 xx 10^-19J .Calculate its wavelength.

The work function of a metal is 1.6 xx 10^-19J . The metal surface is illuminated by light of wavelength 6400overset@ A . What will be the maximum kineticenergy of photoelectrons emitted.

If the photoelectric work function of a metal is 5 eV, calculate the threshold frequency of the metal.

Photoelectric work function of photosensitive material is 3 eV. Calculate threshold frequency and threshold wavelength

The ionization constant of base is 5.4 xx 10^(-4) . Calculate its degree of ionization in its 0.02 M solution.

CHETANA PUBLICATION-Dual Nature of Radiation and Matter-EXERCISE
  1. Calculate the momentum and Energy of a photon of wavelength 4000overse...

    Text Solution

    |

  2. The energy of a photon is10 xx 10^-19J.Calculate its wavelength.

    Text Solution

    |

  3. The work function of silver is 5.26 xx 10^-19J. Calculate its threshol...

    Text Solution

    |

  4. The work function of a metal is 1.6 xx 10^-19J. The metal surface is i...

    Text Solution

    |

  5. When light of wavelength 6000oerset@A falls on a metal surface, photoe...

    Text Solution

    |

  6. Calculate the de Broglie wavelength of proton, if its speed is 10^7 cm...

    Text Solution

    |

  7. Calculate the de Broglie wavelength of wave associated with a mass of ...

    Text Solution

    |

  8. Calculate the de Broglie wavelength of wave associated with a mass of ...

    Text Solution

    |

  9. The kinetic energy of an electron is 500 eV. Calculate the de-Broglie ...

    Text Solution

    |

  10. Calculate the momentum of electron, if their wavelength is 2overset@ A...

    Text Solution

    |

  11. What is de-Broglie wavelength of a 3 kg object moving with a speed of ...

    Text Solution

    |

  12. Find the wavelength for a beam of neutrons, whose kinetic energy is 10...

    Text Solution

    |

  13. Calculate de-Broglie wavelength of an electron beam accelerated throug...

    Text Solution

    |

  14. What voltage must be applied to an electron microscope to produce elec...

    Text Solution

    |

  15. Find the number of photons emitted per second by a 25 W source of mono...

    Text Solution

    |

  16. Choose the correct answer from option given and write it with its corr...

    Text Solution

    |

  17. The mass of moving photon is

    Text Solution

    |

  18. In thermionic emission, the transformation of energy is

    Text Solution

    |

  19. When a photon strikes a metal surface, a photoelectron in emission tak...

    Text Solution

    |

  20. Photoelectric effect as explained by

    Text Solution

    |