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A compass needle whose magnetic moment i...

A compass needle whose magnetic moment is `60 Am^(2)`, is directed towards geographical north at any place experiencing moment of force of `1.2 x× 10^(–3)` Nm. At that place the horizontal component of earth field is 40 micro `W//m^(2)`. What is the value of dip angle at that place?

A

`30^(@)`

B

`60^(@)`

C

`45^(@)`

D

`15^(@)`

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a
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DISHA PUBLICATION-MAGNETISM AND MATTER-EXERCISE-1:CONCEPT BUILDER (TOPICWISE)
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