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Calculate the angle of dip if a dip needle oscillating in a vertical plane makes 40 oscillations per min in a magnetic meridian and 30 oscillations per min in a vertical plane at right angle to the magnetic meridian?And is sin@= 0.5625

Calculate the angle of dip if a dip needle oscillating in a vertical plane makes 40 oscillations per min in a magnetic meridian and 30 oscillations per min in a vertical plane at right angle to the magnetic meridian?And is sin@= 0.5625

Grade:12th pass

1 Answers

ROSHAN MUJEEB
askIITians Faculty 833 Points
3 years ago

We have,
ω
ν
​
=40/min
ω
H
​
=30/min
We know that, tanθ=(
ω
ν
​

ω
H
​

​
)
2

tanθ=(
40
30
​
)
2

θ=tan
−1
(0.75)
2

θ=tan
−1
(0.5625)

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