Home
Class 12
PHYSICS
Work function for a metal is 1.77 eV and...

Work function for a metal is 1.77 eV and the wavelength of an incident ray on that metal is 5893 `Å`. Determine the maximum kinetic energy of the photoelectrons emitted from that metal.

Text Solution

Verified by Experts

The correct Answer is:
`0.338 eV`
Promotional Banner

Topper's Solved these Questions

  • QUANTUM THEORY

    CHHAYA PUBLICATION|Exercise Exercise (Problem Set- II)|15 Videos

  • QUANTUM THEORY

    CHHAYA PUBLICATION|Exercise Exercise (Hots Numerical Problems)|4 Videos

  • QUANTUM THEORY

    CHHAYA PUBLICATION|Exercise Exercise (Short Answer Type Questions- II)|4 Videos

  • OPTICAL INSTRUMENTS

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|8 Videos

  • QUESTION PAPER OF NEET 2017

    CHHAYA PUBLICATION|Exercise QUESTION PAPERS OF (NEET) (2017)|39 Videos

Similar Questions

Explore conceptually related problems

The work function for electron emission from a metal is 1.9 eV, and the wavelength of the radiation incident on its surface is 4041 Å . Find out the kinetic energy of the fastest photoelectrons.

thresold Wavelength of incident light on a metal surface is 404 Å . Determine the work function.

If the intensity of incident radiation on a metal surface is doubled, what happens to the kinetic energy of the electrons emitted?

Write down Einstein's photoelectric equation and mention the symbols used. The photoelectric threshold wavelength for a certain metal is 400 nm. Find the maximum kinetic energy of the emitted electrons from the metal surface by ultraviolet light of wavelength 200 nm. Given, h= 6.63 xx 10^(-34) J.s

The work function of a metal surface is 2.0 eV. Light of wavelength 5000 Å is incident on it:

Stopping potential for a monochromatic light of a metal surface is 4V. What is the maximum kinetic energy of photoelectron

Write down Einstein's photoelectric equation and mention the symbols used. The photoelectric threshold wavelength for a certain metal as 400mm. Find the maximum kinetic enrgy of the emitted electrons from the metal surface by ultraviolet light of wavelength 200nm. Given h=6.63xx10^34

The work function for cesium is 1.8 eV. A light of wavelength 5000 Å is incident on it. Calculate (i) maximum kinetic energy of emitted electrons, (ii) threshold frequency and threshold wavelength and (iii) maximum velocity of the emitted electrons

For a monochromatic light incident on a metal surface, the stopping potential is V. Then the kinetic energy of the fastest photoelectrons emitted from that surface is

CHHAYA PUBLICATION-QUANTUM THEORY-Exercise (Problem Set- I)
  1. The photon energy corresponding to a radiation of wavelength 5000 Å is...

    Text Solution

    |

  2. Work function for monlybdenum is 4.2 eV. Determine the threshold wavel...

    Text Solution

    |

  3. Work function for a metal is 1.77 eV and the wavelength of an incident...

    Text Solution

    |

  4. Energy of incident photon on a metal surface is 5.0 eV and photoelectr...

    Text Solution

    |

  5. thresold Wavelength of incident light on a metal surface is 404 Å. Det...

    Text Solution

    |

  6. Stopping poential for the electrons emitted due to incidence of light ...

    Text Solution

    |

  7. For photoelectric emission, threshold wavelength of a metal is 2460 Å....

    Text Solution

    |

  8. The stopping potential of copper is 2.72V for light of wavelength 1849...

    Text Solution

    |

  9. When radiation of wavelength lamda is incidenton a metallic surface, t...

    Text Solution

    |

  10. work function for electronic emission from sodium is 1.77 eV. What is ...

    Text Solution

    |

  11. The work function for electron emission from a metal is 1.9 eV, and t...

    Text Solution

    |

  12. The photoelectric threshold wavelength of radiation incident on its su...

    Text Solution

    |

  13. The photoelectric work function of a metal is 1.2 eV. What will be the...

    Text Solution

    |

  14. The photoelectric work function of a metal is 3800 Å. If an ultraviole...

    Text Solution

    |

  15. Find out the photoelectric threshold wavelength of copper. Given work ...

    Text Solution

    |

  16. Find the photoelectric threshold frequency of a metal is 6525 Å. What ...

    Text Solution

    |

  17. A monochromatic source, emitting light of wavelength, 600 nm, has a po...

    Text Solution

    |

  18. The threshold frequency of a metal is f(0). When the light of frequenc...

    Text Solution

    |

  19. By how much would the stopping potential for given photosensitive surf...

    Text Solution

    |

  20. Calculate the threshold frequency of photon for photoelectric emission...

    Text Solution

    |