UPSC Civil Service Exam Questions - Engineering

Q1:

Which one of the following systems of pre-stressing is suitable for pre-tensioned members ?

A Freyssinet system

B Magnel-Blaton system

C Hoyer system

D Gifford-Udall system

ANS:C - Hoyer system

Hoyer system is used for pre-tensioning while all other option is used for post- tentioning.