UPSC Civil Service Exam Questions - Engineering

Q1:

A horizontal beam is hinged at 'R' and supported on rollers at the end 'S'. It carries inclined loads. To determine the support reactions, the funicular polygon

A must start onjy from the support 'S'

B must start only from the support 'R'

C could start only from anywhere on the vertical line through 'S'

D could start from anywhere between 'R' and 'S'

ANS:B - must start only from the support 'R'

No answer description is available.