Three long straight parallel wires $X, Y, Z$ carry currents as shown; the resultant force on $Y$ is

Towards

X

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Towards

Z

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Perpendicular to the plane of the figure

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Zero

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Solution

The correct option is A Towards $X$
We know that magnetic field due to $x$ and $z$ along line $y$ is into the plane $(x)$ .
Hence, force due to $B_{x}$ and $B_{z}$ is $F_{x}$ and $F_{z}$ towards left.i.e. towards $x$ .

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Three long straight parallel wires X,Y,Z carry currents as shown; the resultant force on Y is

The correct option is A Towards XWe know that magnetic field due to x and z along line y is into the plane (x).Hence, force due to Bx and Bz is Fx and Fz towards left.i.e. towards x.

Three long straight parallel wires $X, Y, Z$ carry currents as shown; the resultant force on $Y$ is

The correct option is A Towards $X$
We know that magnetic field due to $x$ and $z$ along line $y$ is into the plane $(x)$ .
Hence, force due to $B_{x}$ and $B_{z}$ is $F_{x}$ and $F_{z}$ towards left.i.e. towards $x$ .