Question

magnetic induction at point p on axis is 16 times the magnetic induction at a point Q on the equator of short magnetic dipole .find ratio of distance P and Q from the center of dipole​

Answer 1

Answer:

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Class 11

PHYSICS

MAGNETISM

The magnetic induction at a point P on the axis is 16 times the magnetic induction at a point Q on the equator of a short magnetic dipole. The point P is at a distance of 10 cm from the centre of the dipole, what is the distance of the point Q from its centre?

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Text Solution

12.5 cm

15 cm

17.5 cm

20 cm

Answer :

D

Solution :

Given :

<br>

<br>

<br>

Taking the cube roots of both sides, we get <br>