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An electric dipole is placed at the orig...

An electric dipole is placed at the origin `O` and is directed along the `x`-axis. At a point `P`, far away from the dipole, the electric field is parallel to `y`-axis. `OP` makes an angle `theta` with the `x`-axis then

A

`tan theta = sqrt3`

B

`tan theta = sqrt2`

C

`theta= 45^@`

D

None the these

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The correct Answer is:
B
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