46 h L2
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter7: Dry Friction
Section: Chapter Questions
Problem 7.30P: Solve Prob. 7.29 if =0.
Related questions
Question
A small balcony constructed of wood is
supported by three identical cantilever beams (see
figure). Each beam has length L1 = 2.1m, width b,
and height h = 4b/3. The dimensions of the balcony
floor are L1 XL2, where L2 = 2.5 m. The design
load is 5.5 kPa acting over the entire floor area.
(This load accounts for all loads except the weights
of the cantilever beams, which have a weight density
Υ = 5.5 kN/m3.) The allowable bending stress in the
cantilevers is 15 MPa.
Assuming that the middle cantilever supports
50% of the load and each outer cantilever supports
25% of the load, determine the required dimensions b
and h.
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