Verified Solution • 2025–26 Session moderate

QJEEM25Ph4cd3: JEE Main 2025 Physics - Class 12 JEEM25Ph4cd3 Solution: Given below are two statements: one is labelled as Assertion…

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A) : Electromagnetic waves carry energy but not momentum.

Reason (R) : Mass of a photon is zero.

In the light of the above statements, choose the most appropriate answer from the options given below :

Multiple Choice Options

  • A Both (A) and (R) are true and (R) is the correct explanation of (A)
  • B Both (A) and (R) are true but (R) is not the correct explanation of (A)
  • C (A) is false but (R) is true
  • D (A) is true but (R) is false

Step-by-Step Verified Solution

Assertion is false because em waves have momentum.

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