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A current I = sqrt2 A flows in a circuit...

A current `I = sqrt2` A flows in a circuit having the shape of isosceles trapezium. The ratio of the bases of the trapezium is 2. Find the magnetic induction B at symmetric point O in the plane of the trapezium. The length of the smaller base of the trapezium is `100 mm` and the distance `r=50mm`.

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The correct Answer is:
`[2xx 10^(-6)T]`
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