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(1) Assertion (A) is True, Reason (R) is True; Reason (R) is a correct explanation for Assertion (A)
(2) Assertion (A) is True, Reason (R) is True; Reason (R) is not a correct explanation for Assertion (A)
(3) Assertion (A) is True, Reason (R) is False.
(4) Assertion (A) is False, Reason (R) is True.
Assertion (A): Two convex lenses joined together cannot produce an achromatic combination.

Reason (R): The condition for achromatism is \( \frac{\omega}{f}+\frac{\omega_{1}}{f_{2}}=0 \) where symbols have their usual meaning
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