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  • Points A and B are situated along the extended axis of 2 cm long bar magnet at a distance x and 2x cm respectively. From the pole nearer to the points, the ratio of magneti

Points A and B are situated along the extended axis of 2 cm long bar magnet at a distance x and 2x cm respectively. From the pole nearer to the points, the ratio of magnetic field at A and B will b.

Option: 1

4: 1 exactly


Option: 2

4: 1 approx


Option: 3

8: 1 exactly


Option: 4

8: 1 approx


Answers (1)

best_answer

\mathrm{Field ~follow ~\frac{1}{\text { distance }^3} ~approximately}

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