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Engineering

2 months ago

A Loop ABCD have current i = 10A as shown in figure. AB & CD are arc of radius 3cm & 5cm Respectively determine magnetic field intensity at O.

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Radius of arc

QR = 3 cm = r1

PS = 5 cm = r2

Magnetic field due to an arc =

So,

Magnetic field at O

= (Since current is in opposite direction )

=

=

=

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