Home
Class 12
PHYSICS
In Davisson-Germer experiment in order t...

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

A

potential ddifference between anode and filament should be increased

B

filament current should be increased

C

filament current should be decreased

D

potential difference between filament and anode should be decreased

Text Solution

Verified by Experts

The correct Answer is:
A
In Dacisson -Germer experiment by increasing potential difference between anode and filament velocity of emitted electron increases.
Promotional Banner

Topper's Solved these Questions

  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-D (MCQs asked in CBSE-PMT,AIPMT,NEET)|1 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-D (MCQs asked in AIIMS)|55 Videos

  • DUAL NATURE OF RADIATION AND MATTER

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

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

Drift velocity of electrons is ....... .

Whey average velocity of electron at time tis zero?

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

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

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

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

In davision -Germer experiment electron emitted from filament is accelerated by V volt.Its de-Broglie wavelength will be……..

KUMAR PRAKASHAN-DUAL NATURE OF RADIATION AND MATTER-Section-D (MCQs asked in competitve exams)
  1. In given region electric and magnetic field are prpendicular to each o...

    Text Solution

    |

  2. A source S(1) produces 10^(15) photon every second having wavelength o...

    Text Solution

    |

  3. Ultraviolet light of 200 nm wavelength is incident on nickel surface h...

    Text Solution

    |

  4. In Davisson-Germer experiment in order to increase velocity of electro...

    Text Solution

    |

  5. In electron microscope 25 kV voltage is used to accelerate electron .B...

    Text Solution

    |

  6. The threshold frequency for a certain metal is 3.3xx10^(14) Hz.If ligh...

    Text Solution

    |

  7. For photoelectric emission from certain metal the cutoff fequency is v...

    Text Solution

    |

  8. The wavelength lambda(e) of an electron and lambda(P) of a photon of s...

    Text Solution

    |

  9. When the energy of the incident radiation is increased by 20% ,the kin...

    Text Solution

    |

  10. A certain metallic surface is illuminated with monochromatic light of ...

    Text Solution

    |

  11. Light of wavelength 500 nm is incident on a metal with work functin 2....

    Text Solution

    |

  12. A photoelectric surface is illuminated successively by monochromatic l...

    Text Solution

    |

  13. When a metallic surface is illuminated with radiation of wavelength la...

    Text Solution

    |

  14. An electron of mass m and a photon have same energy E.The ratio of de-...

    Text Solution

    |

  15. When cathode C of photocell is incident with photon of 5 eV energy ,ma...

    Text Solution

    |

  16. If the mass of neutron is 1.7xx10^(-27) kg , then the de-Broglie wavel...

    Text Solution

    |

  17. In an experiment on photoelectric effect the stopping potentail was me...

    Text Solution

    |

  18. For given metal plate threshold frequency is V(0). When radiation of 2...

    Text Solution

    |

  19. Electron of mass m and intial velocity vecV=v(0)hati (V(0)gt0) enter ...

    Text Solution

    |

  20. An electron is accelerated through a potential difference of 10,000 V....

    Text Solution

    |