Solve the problem.
-The formula $\mathrm { v } = \sqrt { 2.5 \mathrm { r } }$ can be u can be used to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. To the nearest whole number, find the
Maximum safe speed for a curve in a road with a radius of curvature of 150 feet.

Question

Solve the problem.
-The formula   $\mathrm { v } = \sqrt { 2.5 \mathrm { r } }$ can be u can be used to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. To the nearest whole number, find the
Maximum safe speed for a curve in a road with a radius of curvature of 150 feet.

Quizplus · Accepted Answer

Using the formula $v = \sqrt{2.5r}$ and substituting $r = 150$ feet, we get $v = \sqrt{2.5 \times 150} = \sqrt{375} \approx 19.36$ mph. Rounding to the nearest whole number gives 19 mph.

Solve the Problem v=2.5r\mathrm { v } = \sqrt { 2.5 \mathrm { r } }v=2.5r​

Solve the Problem $\mathrm { v } = \sqrt { 2.5 \mathrm { r } }$