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TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
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A bar magnet has coercivity $4 \times 10^3 \mathrm{Am}^{-1}$. It is placed inside a solenoid of 12 cm length and 60 turns. The current that should be passed through the solenoid to demagnetise, the bar magnet is
Questions Asked from Magnetism and Matter (MCQ (Single Correct Answer))
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