While measuring the distance between two points along upgrade with the help of a 20 m chain, the forward end of the chain is shifted forward through a distance« Back to Previous Page

A. 20 (sin θ - 1) B. 20 (cos θ - 1) C. 20 (sec θ - 1) D. 20 (cosec θ - 1).
Posted by Civil Engineer
Asked on August 4, 2016 2:11 pm
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C. 20 (sec θ – 1)

Posted by Civil Engineer
Answered on August 4, 2016 2:15 pm