TS EAMCET Engineering 12 May 2023 Shift 1 Solved Paper

Section: Physics

Question : 109 of 160

Marks: +1, -0

A bar magnet has coercivity 4×103Am−1. It is placed inside a solenoid of 12‌cm length and 60 turns. The current that should be passed through the solenoid to demagnetise the bar magnet is

[TG EAPCET 12 May 2023 Shift 1]

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