If L is length of a rail and R is the radius of a curve, the versine h for the curve, is
A)a = L/4R
B)a = L²/4R
C)h = L²/8R
D)h = L²/16R

Question

Quizplus · Accepted Answer

The correct formula for the versine (h) of a curve is h = L²/8R, where L is the length of the rail and R is the radius of the curve. This formula is used in railway engineering to calculate the elevation of the outer rail on a curve to counteract the effect of centrifugal force.

If L Is Length of a Rail and R Is