Question: Q. 4. The horizontal component of the earth’s magnetic field at a place is $B$ and angle of dip is $60^{\circ}$. What is the value of vertical component of earth’s magnetic field at equator?

U [Delhi I, II, III 2012]

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Solution:

Ans. Zero.

On the equator, value of angle of $\operatorname{dip}(\delta)$ and vertical component of earth’s magnetic field are zero.

[CBSE Marking Scheme 2012]



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