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JEE Main Physics Class 12 Moving Charges and Magnetism Part 1 Questions

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Question : 13

Total: 100

Two wires A & B are carrying currents I1 and I2 as shown in the figure. The separation between them is d. A third wire C carrying a current I is to be kept parallel to them at a distance x from A such that the net force acting on it is zero. The possible values of x are :

[10 April 2019, I]

x=(
I1
I1−I2
)d and x=
I2
(I1+I2)
d
x=(
I2
(I1+I2)
)d and x=(
I2
(I1−I2)
)d
x=(
I1
(I1+I2)
)d and x=(
I2
(I1−I2)
)d
x=±
I1d
(I1−I2)

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