Keeping dissimilar poles of two magnets of equal pole strength and length same side, their time peri

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5.Magnetism and Matter

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Keeping dissimilar poles of two magnets of equal pole strength and length same side, their time period will be

A

Zero

B

One second

C

Infinity

D

Any value

Solution

(c)$T = 2\pi \sqrt {\frac{{{I_1} + {I_2}}}{{({M_1} – {M_2}){B_H}}}} $
Here ${M_1} = {M_2} = M,\;\;\therefore T = \infty $

Standard 12

Physics

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