Physics Electron, Photon, Photoelectric Effect and X-rays NEET Previous Year Question - Dule Nature of Radiation MCQ (Single Correct)

If c is the velocity of light in free space, the correct statements about photon among the following are

A
The energy of a photon is .
and , , ,
B
The velocity of a photon is c.
only
, ,
C
The momentum of a photon,
and and
D
In a photon-electron collision, both total energy and total momentum are conserved.
(E) Photon possesses positive charge. Choose the correct answer from the options given below. [NEET 2024]
only
only
and (E) only

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The correct answer is:
B

Photon is quanta of energy. It is a massless and chargeless particle. The rest mass of photon is zero. In free space, it moves with velocity c and energy of photon is equal to hv. The momentum of the photon is given as .

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