Home
Class 12
PHYSICS
The process , in which photoelectrons ar...

The process , in which photoelectrons are emitted due to electromagnetic radiation , is called

A

primary emission

B

secondary emission

C

thermionic emission

D

photoelectric emission

Text Solution

Verified by Experts

The correct Answer is:
D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    NIKITA PUBLICATION|Exercise MCQs|431 Videos

  • ELECTROSTATICS

    NIKITA PUBLICATION|Exercise Multiple Choice Questions|458 Videos

Similar Questions

Explore conceptually related problems

State the uses of electromagnetic radiations.

Which is not electromagnetic radiation?

Knowledge Check

  • The electromagnetic radiations are caused by

    A
    A stationary charge
    B
    uniformly moving charges
    C
    accelerated charges
    D
    All of the above

  • The visible part of electromagnetic radiations is

    A
    `2000 Å to 4000 Å`
    B
    `2000 Å to 5000 Å`
    C
    `4000 Å to 8000 Å`
    D
    `1000 Å to 2000 Å`

  • The ratio of energy of frequency electromagnetic radiation is called

    A
    Bohr's constant
    B
    Rydberg's constant
    C
    Planck's constant
    D
    Ritz constant

    • Similar Questions

    Explore conceptually related problems

    Electromagnetic Wave or Radiation

    Dual Nature Of Electromagnetic Radiation

    The velocity of all electromagnetic radiation is ………..

    Find the photoelectric thresholdfor zinc and the maximum velocity of photoelectrons liberated form its surface by electromagnetic radiation with wavelength 250 nm .

    Photoelectrons emitted from a metal have

    Home
    Profile