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Solution


Q.

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

Assertion (A): The electromagnetic wave exerts pressure on the surface on which they are allowed to fall.

Reason (R): There is no mass associated with the electromagnetic waves.

In the light of the above statements, choose the correct answer from the options given below:           [2026]
1 Both (A) and (R) are true and (R) is the correct explanation of (A)  
2 Both (A) and (R) are true but (R) is not the correct explanation of (A)  
3 (A) is true but (R) is false  
4 (A) is false but (R) is true  

Ans.

(2)

Assertion and reason are both correct, but they are not related.