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A dip circle is taken to geomagnetic equator. The needle is allowed to move in a vertical plane perpendicular to the magnetic meridian. The needle will stay

a

in horizontal direction only

b

in vertical direction only

c

in any direction except vertical and horizontal

d

in any direction it is released

Varna Sambhangi , 13 Years ago

Grade 12

1 Answers

Nirmal Singh.

A dip circle is taken togeomagnetic equator. The needle is allowed to move in a vertical plane perpendicular to the magnetic meridian. The needle will stayvertical direction because the horizontal component B_His perpendicular to this plane and hence does not take part in rotating the needle. The needle is aligned with the Vertical componenet B_V.

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