A short magnet produces a deflection of 30° when placed at certain distance in tanA position of magnetometer. If another short magnet of double the length and thrice the pole strength is placed at the same distance in tanB position of the magnetometer, the deflection produced will be –
Text Solution
Verified by ExpertsThe correct answer is:
A
In 
position,
Magnetic moment of second magnet,
In 
position,
Dividing eq. (ii) by (i) we get
or 
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