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

Q1

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion-(A) : If Young's double slit experiment is performed in an optically denser medium than air, then the consecutive fringes come closer.
Reason-(R) : The speed of light reduces in an optically denser medium than air while its frequency does not change.
In the light of the above statements, choose the most appropriate answer from the options given below :

[JEE Main 2025, 22 Jan (Shift 1)]

a

Both (A) and ( R ) are true and ( R ) is the correct explanation of (A)

b

(A) is true but (A) is false

c

(A) is false but ( R ) is true

d

Both (A) and \((\mathbf{R})\) are true but \((\mathbf{R})\) is not the correct explanation of (A)

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