Question

70. Assertion (A): m' is a derived unit
Reason (R): Area is a derived quantity
(-) A and R is correct and R is the correct expla-
nation of A
(b) A and R is incorrect and R is the correct
explanation of A
(A and R is true but 'R' is not the correct
explanation of A
(d) A is true, R is not true and R is not the correct
explanation of A​

Answer 1

Answer:

Option B is the correct answer

Explanation:

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