Physics, asked by pala4929, 9 months ago

Ring of radius r has uniformly distributed charge. It spins about its axis with an angular velocity ωω. P is a point on its axis at a distance x from its centre. The velocity of light in vacuum is
c. The ratio of the magnetic field to the electric field at p is proportional to
(a) ωω, (b) r2, (c) 1x1x, (d) 1c2

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Answered by waniyajeeyahoney

A ring of radius R has uniformly distributed charge. It spins about its axis with an angular velocity. P is a point on its axis at a distance x from its centre. The velocity of light in vecuum is c. The ratio of the magnetic field to the electric field at P is proportional to

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