Download Aptitude Crack
img not found img not found

UPSC Civil Service Exam Questions - Engineering

Q1:

The length of a transition curve for a circular curve of radius 300 m and for a design speed of 15 m/s, when the rate of change of centrifugal acceleration is 0.3 m/s3 is

A 30 m

B 37.5 m

C 45 m

D 60 m

ANS:A - 30 m

.0215v^3/CR.
.0215 (54^3)/.3*300.
=37.62.