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Find the magnetic induction at point O i...

Find the magnetic induction at point `O` if the current carrying wire is in the shape shown in the figure.
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Text Solution

Verified by Experts

The correct Answer is:
`(mu_(0)i)/(4pir)[(3)/(2) pi +1]`
`B_(1) =0, B_(2) = (mu_(0))/(4pi) (I)/(r) xx (3pi)/(2) o. B_(3) = (mu_(0))/(4pi) (I)/(r) o.`
`B = B_(2) + B_(2) B_(3) = (mu_(0)I)/(4 pir)[(3pi)/(2) +1]`
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