please show all work and round answer to 3 sig figs The shelf bracket is subjected to the force F = 279 Newtonsat an angle = 24.8°. Compute the moment (in N-m) thatthis force exerts about each of the two attachment points(screw locations in the figure). Take counterclockwisemoments to be positive.a→lukbCC2013 COMichael SwanbomBY NC SAValues for dimensions on the figure are given in the followingtable. Note the figure may not be to scale.Variable Valuea38.5 cmb36.6 cmC1.83 cmThe moment about the upper attachment point isN-m.The moment about the lower attachment point isN-m.

Step 1: Step 2: Step 3: Step 4:

Answered: The shelf bracket is subjected to the…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Consider a rectangular cross-section beam having width b and height h that is taking bending load. The beam can be oriented in two different ways (shown in case a and b), and the corresponding neutral axes are shown as well. In which case, the beam will provide more resistance to bending (i.e., larger value of 1)? b Case (a) Neutral axis O I. Case (b) O II. Depends on other parameters III. Case (a) IV. Both cases will give the same value of I Case (b) Neutral axis
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