Pradeep Asked a Question
August 7, 2021 11:00 pmpts 30 pts
124. Consider a thin long insulator coated conducting wire carrying current 7. It is now wound once around an insulating thin disc of radius R to bring the wire back on the same side, as shown in the figure. The magnetic field at the centre of the disc is equal to: JAM 2017] () 2R (b)34 R (d)1
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  • Ravi bhushan thankyou
    Here is the detailed solution. Option d is the correct answer.
    • cropped4289727411167959090.jpg
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