One degree of curve is equivalent to (where R is the radius of curve in meters.)
A
$$\frac{{1600}}{{\text{R}}}$$
B
$$\frac{{1700}}{{\text{R}}}$$
C
$$\frac{{1750}}{{\text{R}}}$$
D
$$\frac{{1850}}{{\text{R}}}$$
Correct Answer: $$\frac{{1750}}{{\text{R}}}$$