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BITSAT 2022 Paper

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Question : 29

Total: 130

An electric current I enters and leaves a uniform circular wire of radius r through diametrically opposite points. A charged particle q moves along the axis of circular wire passes through its centre at speed v. The magnetic force on the particle when it passes through the centre has a magnitud

‌
qvµ0I
2πr
qv‌
µoI
πr
‌
qvµ0I
r
0

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