(see CDL 3.17) A carpenter has a wooden plank of length L and a constant weight uo per unit length. He wishes to cut a smaller plank of length I. The cut is the smoothest where the bending moment is zero. He puts one sawhorse (modelled as a pin) at r 0. Where should he put the second sawhorse (a) such that the bending moment at z l is nero? Wo, force/unit length L

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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(see CDL 3.17)
A carpenter has a wooden plank of length L and a constant weight wo per unit length. He wishes
to cut a smaller plank of length I. The cut is the smoothest where the bending moment is zero. He
puts one sawhorse (modelled as a pin) at r 0. Where should he put the second sawhorse (a) such
that the bending moment at r = l is zero?
Wo, forcc/unit length
-a
L.
Transcribed Image Text:(see CDL 3.17) A carpenter has a wooden plank of length L and a constant weight wo per unit length. He wishes to cut a smaller plank of length I. The cut is the smoothest where the bending moment is zero. He puts one sawhorse (modelled as a pin) at r 0. Where should he put the second sawhorse (a) such that the bending moment at r = l is zero? Wo, forcc/unit length -a L.
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