The angle of dip at a place is 40.6o and the intensity of the vertical component of the earth's magnetic field is 6 x 10-5T. The total intensity of the earth's magnetic field at this place is sin40.60=0.65

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7 x 10-5 T

6 x 10-5 T

5 x 10-5 T

9.2 x 10-5 T

answer is D.

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Detailed Solution

From the relation, BV=B sinϕB=BVsinϕ=6 x 10-5sin 40.6o=6 x 10-50.65=9.2 x 10-5 T

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