UPSC Civil Service Exam Questions

Q1: A summit curve is formed at the intersection of a 3% upgrade and a 5% downgrade. What is the length of the summit curve in order to provide a stopping distance of 128 m ?

A 271m

B 298 m

C 322 m

D 340 m

ANS:B - 298 m

The total change in grade = 0.03 + 0.05 = 0.08for the consideration L>S. L= NS^2/4.4 = 0.08 * 128 * 128/4.4 = 297.8 m.



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.