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When a bar magnet is immersed in a heap ...

When a bar magnet is immersed in a heap of iron fillings stick to the surface of the bar magnet. A close examination would reveal that iron filings

A

stick uniformly throughout the surface of bar magnet

B

stick randomly on the surface of bar magnet

C

have maximum concentration at the mid portion of bar magnet

D

have maximum cocentration at the two ends of the bar magnet.

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MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
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