Find magnetic induction
Level
pending
A conductor carrying a current of 3A is bent into the form of an arc of a circle of radius 10cm. It subtends an angle of 120degrees at the centre of the circle. what is the magnetic induction at the centre of curvature of the arc ?
0.000006. Wb/m^2
0.000004284 Wb/m^2
0.0000655 Wb/m^2
0.000006284 Wb/m^2
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1 solution
megnetic induction is mewzero I/2a where 'a' is radius. it substends an angle of 120 degrees i.e 1/3 of 360 degrees.