Home
Class 12
PHYSICS
When electron is incident on molyblednum...

When electron is incident on molyblednum then by changing energy of electron :-

A

`lambda_("min")` changes

B

`lambda_("min")` remains constant

C

`lambda_(K_(alpha)),lambda_(K_(beta))` changes

D

`lambda_("min"), lambda_(K_(alpha))` all changes

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE & X-RAY

    MOTION|Exercise Exercise - 1|65 Videos
  • ALTERNATING CURRENT

    MOTION|Exercise EXERCISE - 4 (LEVEL - II)|14 Videos
  • CALORIMETRY

    MOTION|Exercise EXERCISE - 3 Section - B|4 Videos

Similar Questions

Explore conceptually related problems

The energy of an electron

If we go on increasing the wavelength of light incident on a metal surface, what change in the number of electrons and the energy take place?

The difference between the incident energy and threshold energy for an electron in a photoelectric effect experiment is 5 eV . The de Broglie wavelength of the electron is-

The work function of a mental is X eV when light of energy 2X eV is made to be incident on it then the maximum kinetic energy of emitted photo electron will be

An electron with energy E is incident on a potential energy barrier of height E_(pot) and thickness L. The probability of tunneling increases if

The total energy of an electron in the first excited state of hydrogen atom is -3.4 eV. (a) What is kinetic energy of electron in this state? (ii) What is potential energy of electron in this state? (c) Which of the answers above would change if the choice of zero of potential energy is changed?

When electron jumps from n=4 level to n=1 level,the angular momentum of electron changes by

When light falls on a photosensitive surface, electrons are emitted from the surface. The kinetic energy of these electrons does not depend on the:

MOTION-ATOMIC STRUCTURE & X-RAY -Exercise - 2
  1. lambda("min") of X-rays depends on :-

    Text Solution

    |

  2. The order of energy of X-ray photon is :-

    Text Solution

    |

  3. If vacuum tube is operated at 6.4 kV, what is the wavelength of X-ray ...

    Text Solution

    |

  4. When electron is incident on molyblednum then by changing energy of el...

    Text Solution

    |

  5. The groud state energy of hydrogen atom is -13.6 eV. When its electron...

    Text Solution

    |

  6. The ionization enegry of the electron in the hydrogen atom in its grou...

    Text Solution

    |

  7. In a Rutherford scattering experiment when a projectile of change Z(1)...

    Text Solution

    |

  8. An electrons of a stationary hydrogen aton passes form the fifth enegr...

    Text Solution

    |

  9. Ratio of longest wavelengths corresponding to Lyman and Balmer series ...

    Text Solution

    |

  10. Electrons with de- Broglie wavelength lambda fall on the target in an ...

    Text Solution

    |

  11. If an electron in a hydrogen atom jumps from the 3rd orbit to the 2nd ...

    Text Solution

    |

  12. When an alpha-particle of mass 'm' moving with velocity 'v' bombards o...

    Text Solution

    |

  13. Given the value of Rydberg constant is 10^(7)m^(-1), the waves number ...

    Text Solution

    |

  14. Suppose the charge of a proton and an electron differ slightely. One o...

    Text Solution

    |

  15. An electron beam is acceleration by a potential difference V to hit a ...

    Text Solution

    |

  16. Some energy levels of a molecule are shown in the fig. The ratio of t...

    Text Solution

    |

  17. The ratio of kinetic energy to the total energy of an electron in a Bo...

    Text Solution

    |

  18. An electron from various excited states of hydrogen atom emit radiatio...

    Text Solution

    |

  19. The mass of hydrogen molecule is 3.32xx10^(-27) kg. If 10^(23) hydroge...

    Text Solution

    |

  20. If the series limit frequency of the Lyman series is v(L), then the se...

    Text Solution

    |