Which of the following is the measure of the ability of a given magnetic pole to attract or repel another magnetic pole ?
A
Pole strength
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B
Field strength
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C
Magnetic force
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D
Current
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Solution
The correct option is A Pole strength
Magnetic pole strength (symbol: p) is a physical quantity used to measure the strength of the pole of a bar magnet (or a hypothetical magnetic monopole).
More the pole strength more the ability of attract or repel.