Question

Q51. For which of the following purposes is a compass used?
(i) For alignment along N-S direction
(ii) To find the direction at sea
(iii) To identify magnetic materials

A) Only (i) and (ii)
B) Only (ii) and (iii)
C) Only (i) and (iii)
D) (i), (ii) and (iii)​

Answer 1

Explanation:

B.

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