5.15 (a). A short bar magnet of magnetic movement is placed with its axis perpendicular to the earth’s field direction. At what distance from the centre of the magnet, the resultant field is inclined at 45° with earth’s field on its normal bisector
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Personalized AI Tutor and Adaptive Time Table, Self Study Material, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.
Personalized AI Tutor and Adaptive Time Table, Self Study Material, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.
Personalized AI Tutor and Adaptive Time Table, Self Study Material, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.
Given,
The magnetic moment of the bar magnet,
The magnitude of earth’s magnetic field at a place,
T
The magnetic field at a distance R from the centre of the magnet on the normal bisector is:
When the resultant field is inclined at 45° with earth’s field, B = H
Therefore, R = 0.05 m = 5 cm