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Electromagnetic waves are transverse is ...

Electromagnetic waves are transverse is nature is evident by

A

polarization

B

interference

C

reflection

D

diffraction

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Electromagnetic waves possess

    A
    only energy, not momentum
    B
    only momentum, not energy
    C
    both energy and momentum
    D
    none of above

  • In the following list of different electromagnetic waves and its source, which one is not correct ?

    A
    Gamma rays `to` decay of a radioactive nucleus
    B
    Ultraviolet rays `to` magnetron valve
    C
    Infrared rays `to` oscillations of atoms and molecules
    D
    X - rays `to` coolidged tube

  • Assertion : In radiation, heat transfers in form of electromagnetic waves. Reason : For electromagnetic waves medium is not required.

    A
    Both are true and the reason is the correct explanation of the assertion.
    B
    Both are true but the reason is not correct explanation of the assertion.
    C
    Assertion is true, but the reason is false.
    D
    Both assertion and reason are false.

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    A plane electromagnetic wave travels in vacuum along z-direction. What can you say about the directions of its electric and magnetic field vectors? If the frequency of the wave is 30 MHz, what is its wavelength?

    A plane electromagnetic wave travels in vacuum along z - direction. What can you say about the directions of its electric and magnetic field vectors ? If the frequency of the wave is 30 MHz, what is its wavelength ?

    Wavelengths of some electromagnetic waves are given below. Arrange them in increasing order. Short radiowaves -lambda_(1) , Microwaves - lambda_(2) , Ultraviolet waves - lambda_(3)

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