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 $E = h v$ .

B. The velocity of a photon is c.

C. The momentum of a photon, $p = \frac{h v}{c}$ .

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:

Option 1 -

A and B only

Option 2 -

A, B, C and D only

Option 3 -

A, C and D only

Option 4 -

A, B, D and E only

5 Views | Posted 3 months ago

Asked by Shiksha User

1 Answer

Answered by

alok kumar singh | Contributor-Level 10

3 months ago

Correct Option - 2

Detailed Solution:

(A) If $c$ is the velocity of light

so, $E = h ν$ (Energy of photon)

(B) Velocity of photon is equal to velocity of light i.e. c.

$p = \frac{h}{λ}$

$p = \frac{h v}{c}$

(D) In photon-electron collision both total energy and total momentum are conserved.

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