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1. Assertion A magnetic needle which is free to swing horizontally would be in the magnetic meridian and the north pole of the needle would point towards the magnetic North poleReason The lime joining the magnetic poles is tilted with respect to geographic axis of the carth themagneticmeridian at a point makes angle with the geographic meridian |
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Answer» th has only VERTICAL component of its magnetic field at the magnetic poles. Since compass needle is only free to rotate in horizontal plane where H = 0, hence the compass needle MAY stay in any direction. The dip needle rotates in a vertical plane and angle of dip at poles is 90∘. So it will stand vertical._______________________________ |
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