Home
Class 12
PHYSICS
in Davisson-Germer experiment filament o...

in Davisson-Germer experiment filament of electron gun is coated with…..

A

carbon oxide

B

barium oxide

C

berillium oxide

D

rubber

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-D (MCQ based on Textual Illustrations and Exercise)|1 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-D (MCQs asked in competitve exams)|56 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-D (multiple choice questions (MCQs) (Principle of uncertainty)|13 Videos

  • CURRENT ELECTRICITY

    KUMAR PRAKASHAN|Exercise SECTION [D] MULTIPLE CHOICE QUESTIONS (MCQs) (MCQs ASKED IN BOARD EXAM AND GUJCET)|23 Videos

  • ELECTRIC CHARGES AND FIELDS

    KUMAR PRAKASHAN|Exercise SECTION D MCQS ASKED IN COMPETITIVE EXAMES (MCQS AKSED IN BOARD EXAM AND GUJCET)|14 Videos

Similar Questions

Explore conceptually related problems

In davisson-Germer experiment ,intensity of electron beam scattered by…..

In davisson -Germer experiment ,de-Broglie wavelength of electron is….of accelerating voltage.

In Davisson-Germer experiment,for which value of accelerating voltage,intesity of electron beam was found to be maximum?

In Davisson-Germer experiment ,deflection of galvanometer is……proportional to intensity of electron beam entering to collector.

In davisson-Germer experiment deflection of galvanometer is proportional to which quantity?

Statement-1: Davisson-Germer experiment established the wave nature of electron Statement-2: If electrons have wave nature, they can interfere show differaction.

Consider arrangement shown In figure for davisson-Germer experiment when voltage applied to A is increased in diffracted beam will have maximum number of electron for value diffraction angle (theta) such that…..

In Davisson-Germer experiment in order to increase velocity of electron emitted from electron gun……

In davisson-Germer experiment,thermionically emitted electron are incident on…….crystal.

KUMAR PRAKASHAN-DUAL NATURE OF RADIATION AND MATTER-Section-D (multiple choice questions (MCQs) (Davisson and Germer experiment)
  1. in Davisson-Germer experiment filament of electron gun is coated with…...

    Text Solution

    |

  2. In davisson-Germer experiment,thermionically emitted electron are inci...

    Text Solution

    |

  3. In davisson-Germer experiment ,intensity of electron beam scattered by...

    Text Solution

    |

  4. In davisson -Germer experiment ,de-Broglie wavelength of electron is…....

    Text Solution

    |

  5. In Davisson-Germer experiment ,deflection of galvanometer is……proporti...

    Text Solution

    |

  6. Wavelength of electron obtained in Davisson-Germer experiment is..

    Text Solution

    |

  7. In electron microscope…….property of electron is used.

    Text Solution

    |

  8. Monochromatic light of frequency 6.0xx10^(14) Hz is produced by a lase...

    Text Solution

    |

  9. Monochromatic light of frequency 6.0xx10^(14) Hz is produced by a lase...

    Text Solution

    |

  10. The work function of caesium is 2.14 eV.Find (a) the threshold frequen...

    Text Solution

    |

  11. What is the de-Broglie wavelength associated with (a) an electrin movi...

    Text Solution

    |

  12. What is the de-Broglie wavelength associated with (a) an electrin movi...

    Text Solution

    |

  13. A particle is moving three times as Fast as an electron .The ratio of ...

    Text Solution

    |

  14. What is the de-Broglie wavelength associated with an electron,accelera...

    Text Solution

    |

  15. Find the (a)Maximm frequency,and (b)Minimum wavelength of X-rays p...

    Text Solution

    |

  16. The photoelectric cutoff voltage in a certain expertiment is 1.5 V.Wha...

    Text Solution

    |

  17. In an experiment on photoelectric effect.the slope of the cutoff volta...

    Text Solution

    |

  18. Light of frequency 7.21xx10^(14) Hz is incident on a metal surface .El...

    Text Solution

    |

  19. What is the (a)Momentum (b)speed ,and (c )de-Broglie wavelength ...

    Text Solution

    |

  20. An electron and a photon each have a wavelength of 1.00 nm. Find (a)...

    Text Solution

    |