Question

. Assertion (A) : Magnets can be
demagnetised by heating at high
temperature
Reason (R): Freely suspended bar magnet
always aligns itself in the geographic
north-south direction
(1) (A) is correct and (R) is incorrect
(2) (A) is incorrect and (R) is correct.
(3) (A) is correct but (R) doesn't explains
(A)
(4) (A) is correct and (R) explains (A)​

Answer 1

Answer:

(3)

Explanation:

(3) A is correct but R doesn't explains A