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Two photons having...

Two photons having

A

equal wavelengths have equal linear momenta

B

equal energies have equal linear momenta

C

equal frequencies have equal linear momenta

D

equal linear momenta have equal wavelengths.

Text Solution

Verified by Experts

The correct Answer is:
D
Two photons having equal wavelengths, have equal linear momenta in magnitude not necessarily in same direction.
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Knowledge Check

  • Calculate the wavelength of photon having energy 5eV.

    A
    `2.47 xx 10^(-6)cm`
    B
    `2.47 xx 10^(-5)cm`
    C
    `24.7 xx 10^(-5)cm`
    D
    `24.7 xx 10^(-6)cm`

  • Frequency of photon having energy 66 eV is

    A
    `8 xx 10^(-15) Hz`
    B
    `12 xx 10^(-15) Hz`
    C
    `16 xx 10^(15) Hz`
    D
    None of these

  • The mass of photon having wavelength 1 nm is :

    A
    `2.21 xx 10^-35 kg`
    B
    `2.21 xx 10^-33 g`
    C
    `2.21 xx 10^-33 kg`
    D
    `2.21 xx 10^-26 kg`

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