When a bar Magnet is cut into two equal halves, the pole strength of each piece
(A) becomes double
(B) becomes half
(C) becomes zero
(D) remains the same
Correct Answer : remains the same
Question Asked : SSC CPO, SI, ASI & Intelligence Officer Exam 2011
Explanation : The poles remains same whether the magnet is cut into two equal half or more and also pole strength remains same. It is only magnetic moment that reduces due to decrease in the length of the magnet.
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Tags : Physics
