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Calculate the angle of dip, if a dip nee...

Calculate the angle of dip, if a dip needle oscillating in a vertical plane makes 40 oscillations per minute in a magnetic meridian and 30 oscillations per minute in a vertical plane at right angle to the magnetic meridian.

A

`theta=tan^(-1)(0.5625)`

B

`theta=tan^(-1)(0.325)`

C

`theta=tan^(-1)(0.425)`

D

`theta=tan^(-1)(0.235)`

Text Solution

Verified by Experts

The correct Answer is:
A
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