Target Exam

CUET

Subject

Physics

Chapter

Dual Nature of Radiation and Matter

Question:

Light travels in the form of photons. Identify the correct statements.

(A) Photons travel with the velocity of light in vacuum.
(B) The rest mass of photons is taken as zero.
(C) Photons have energy which depends on frequency.
(D) Photons have a momentum inversely dependent on frequency.

Choose the correct answer from the options given below.

Options:

(A), (B), (C), and (D)

(A), (C), and (D) only

(A), (B) and (C) only

(B), (C) and (D) only

Correct Answer:

(A), (B) and (C) only

Explanation:

The correct answer is Option (3) → (A), (B) and (C) only

(A) Photons travel with the velocity of light in vacuum. (Correct)
(B) The rest mass of photons is taken as zero. (Correct)
(C) Photons have energy which depends on frequency. (Correct)
(D) Photons have a momentum inversely dependent on frequency. (Incorrect)