हिंदी

Give scientific reason: Two steel needles hanging from the lower end of a vertical bar magnet do not hang vertically. - Physics

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प्रश्न

Give scientific reason:

Not attraction but repulsion is a sure test of magnetism.

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उत्तर

If the magnetic material is brought near to the magnet then it gets attracted although it's not magnetized the magnetic material will be repelled only in case it is magnetised. So repulsion is the sure test of magnetism.

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अध्याय 8: Electricity and Magnetism - Exercise [पृष्ठ ३२५]

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फ्रैंक Physics [English] Class 9 ICSE
अध्याय 8 Electricity and Magnetism
Exercise | Q 62.5 | पृष्ठ ३२५
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