Nikihi posted an Question
September 10, 2020 • 03:38 am 30 points
  • IIT JAM
  • Physics (PH)

Magnetised steel wire 31.4 cm long has a pole strength

here what is pole strength, formula?? ,

1 Answer(s) Answer Now
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    Somnath Best Answer

    Correct answer is option B. See attached file for solution.

    cropped8094003559148102674.jpg
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