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Question

Physics Question on Magnetism and matter

Earth's magnetic field always has a horizontal component except at

A

equator

B

magnetic poles

C

a latitude of 6060^{\circ}

D

an altitude of 6060^{\circ}

Answer

magnetic poles

Explanation

Solution

Magnetic dip at poles, θ=90\theta=90^{\circ}
BH=Bcosθ=0B_{H}=B \cos \theta=0