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Bar Magnet

The metallic ...

Question

The metallic pointer of a plotting compass gets deflected only when it is placed near a bar magnet because the pointer has:

(a) electromagnetism
(b) permanent magnetism
(c) induced magnetism
(d) ferromagnetism

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Solution

(b) permanent magnetism
The needle of a compass is made of permanent magnetic materials.

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The metallic pointer of a plotting compass gets deflected only when it is placed near a bar magnet because the pointer has :

(a) electromagnetism

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(c) induced magnetism

(d) ferromagnetism

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Question 1
Why does a compass needle gets deflected when brought near a bar magnet?

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