SSC JE Civil Engineering 2017 Set 3 Solved Paper

Question : 121 of 200

Marks: +1, -0

If h is the difference in height between end points of a chain of length l the required slope correction is ____.

Solution:

Correction

= l-l\sin(h / l)

=h-l(h/l)-l(h\/l)^2/2

= h^2 /(2l)

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