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Two shrt magnets with their axes horizon...

Two shrt magnets with their axes horizontal and perpendicular to the magnetic meridian are placed with their centres `40 cm` east and `50 cm` west of magnetic needle. If the needle remains undeflected, the rato of their magnetic moment `M_(1): M_(2)` is

A

`4:5`

B

`16:25`

C

`64:125`

D

`2:sqrt(5)`

Text Solution

Verified by Experts

The correct Answer is:
C
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