Question

An electron is moving on a circular orbit of radius
r with speed v. It produces a magnetic field B at
its centre, then radius of circle is proportional to​

Answer 1

lectron moves in a circular orbit with a uniform speed v. It produces a magnetic field B at the center of the circle.

The radius of the circle is proportional to

a) sq root (B/v)

b) B/v

c) sq root (v/B)

d) v/B