Civil Engineering - Surveying - Discussion

Discussion Forum : Surveying - Section 6 (Q.No. 27)
27.
If Δ is the angle of deflection of a simple curve of radius R, the length of the curve is :
.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Muhammad Junaid Michaelson said:   5 years ago
This is basically derived by comparing the length of the arc (S) & its corresponding angle (Δ") to the circumference of the circle (2&pi*r) & its corresponding angle (360 deg)...
S/Δ" = 2π*r/360,
S = π*r*δ"/180.

Rabindra said:   7 years ago
But how the length will be calculated when intersection angle in place of deflection angle is given? Please explain it.

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