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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 (B) Permanent Magnetism (C) Induced Magnetism (D) Ferromagnetism - Science

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

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

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APPEARS IN

Lakhmir Singh Class 10 Physics (Science)
Chapter 2 Magnetic Effects of Electric Current
Q 22 | Page 73
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