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Figure shows two current segment . The l...

Figure shows two current segment . The lower segment carries a current of `i_(1)=0.40 A` and includes a semicircular arc with radius 5.0 cm, angle `180^(@)` , and center point P The upper segment carries current `i_(2)=2i_(1)` and includes a circular arc with radius 4.0 cm, angle `120^(@)` and the same center point P. What are the (a) magnitude and (b) direction of the net magnetic field `vecB` at P for the indicated current directions?

Text Solution

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The correct Answer is:
`1.7 xx 10^(-6)T` (b) into the page. (c) `6.7 xx 10^(-6)`T (d) into the page.
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