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The true value of dip at a place is 30^(...

The true value of dip at a place is `30^(@)` . The vertical plane carrying the needle is turned through `45^(@)` from the magnetic meridian . Calculate the apparent value of dip .

A

`tan^(-1)((3/2)^(1/2))`

B

`cot^(-1)((5/3)^(1/2))`

C

`tan^(-1)((3)^(1/2))`

D

tan^(-1)((2/3)^(1/2))'

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Verified by Experts

The correct Answer is:
D
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