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UPSC Civil Service Exam Questions - Engineering

Q1:

For a simple circular curve which one of the following gives the correct relation between the radius R and degree of curve D, for 20 m arc length ?

A

B

C

D

ANS:C -

The relation between R & D.
1.) FOR 30M R= 1719/D.
2) FOR 20M R = 1146/D.