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Why is a cantilever of uniform cross section more likely to break near it`s fixed end?

Why is a cantilever of uniform cross section more likely to break near it`s fixed end?

Grade:12th

1 Answers

Arun
25750 Points
6 years ago
the external load W applied at the free end of a cantilever exerts a bending torque at each section of the cantilever.
Its value at a distance x fro the end is W(l –x).where l is the length
this is maximum for x = 0, i.e. at the fixed end.
hence cantilever is more likely to break at fixed end.

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