Magnetism MCQ Class 8

The pole strengths of two poles of a magnet are 1. equal 2. unequal 3. pole strength of N is twice than that of S 4. None of these

The ability of a pole of a magnet to attract or repel another magnetic pole is called its : 1. Pole capacity 2. Pole strength 3. Pole force 4. All of these

The N and S poles of a magnet are the points in a magnet where : 1. N and S poles of the molecular magnets are left free 2. N and S poles of the molecular magnets are coupled 3. N and S poles of the molecular magnets are left uncoupled 4. 1 and 3

The substances which are repelled by a strong magnet, are : 1. bismuth 2. copper 3. cobalt 4. 1 and 2

Magnetism of a magnet can be destroyed by : 1. tapping 2. hammering 3. heating 4. all of these

A magnet is also called : 1. magnetic dipole 2. magnetic mono pole 3. magnetic tripole 4. None of these

Two poles of a magnet have : 1. equal strength 2. unequal strength 3. strength of N- pole is twice that of S- pole 4. None of these

Soft- iron is used to make : 1. permanent magnet 2. electro magnet 3. temporary magnet 4. 2 and 3

The substance in which the alignment of molecules during magnetisation is disturbed easily, is : 1. soft iron 2. steel 3. brass 4. copper

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Magnetism MCQ Class 8

The Inverse Square law of Coulomb assumes 1. isolated magnetic poles 2. hypothetical isolated magnetic poles 3. both of these 4. none of these

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The pole strengths of two poles of a magnet are 1. equal 2. unequal 3. pole strength of N is twice than that of S 4. None of these

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The ability of a pole of a magnet to attract or repel another magnetic pole is called its : 1. Pole capacity 2. Pole strength 3. Pole force 4. All of these

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The N and S poles of a magnet are the points in a magnet where : 1. N and S poles of the molecular magnets are left free 2. N and S poles of the molecular magnets are coupled 3. N and S poles of the molecular magnets are left uncoupled 4. 1 and 3

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The substances which are repelled by a strong magnet, are : 1. bismuth 2. copper 3. cobalt 4. 1 and 2

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Magnetism of a magnet can be destroyed by : 1. tapping 2. hammering 3. heating 4. all of these

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A magnet is also called : 1. magnetic dipole 2. magnetic mono pole 3. magnetic tripole 4. None of these

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Two poles of a magnet have : 1. equal strength 2. unequal strength 3. strength of N- pole is twice that of S- pole 4. None of these

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Soft- iron is used to make : 1. permanent magnet 2. electro magnet 3. temporary magnet 4. 2 and 3

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The substance in which the alignment of molecules during magnetisation is disturbed easily, is : 1. soft iron 2. steel 3. brass 4. copper

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