Q.1) Three forces and a couple moment are applied to an angle bracket as shown. The 50 lb force acts along the line passing through points A and C. a) Replace the force and couple system with a single resultant force and couple moment acting at point B. b) Replace the force and couple moment system with the simplest resultant force system and specify where its line of action intersects the line containing AB and the line containing BC, measured from point B. c) Make a sketch of the angle bracket with simplest resultant's line of action including dimensions from each intersection point found in part (b) with respect to point B. 100 lb 80 lb-ft 12 in B 65 lb 60° 9 in 50 lb

Q.1) Three forces and a couple moment are applied to an angle bracket as shown. The 50 lb force acts along the line passing through points A and C. a) Replace the force and couple system with a single resultant force and couple moment acting at point B. b) Replace the force and couple moment system with the simplest resultant force system and specify where its line of action intersects the line containing AB and the line containing BC, measured from point B. c) Make a sketch of the angle bracket with simplest resultant's line of action including dimensions from each intersection point found in part (b) with respect to point B. 100 lb 80 lb-ft 12 in B 65 lb 60° 9 in 50 lb

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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Concept explainers

Moments

There are various practical applications of the concept of moments, like a rotation of the crank due to linear motion of the piston, the moment of inertia and its use in designing beams and columns, bending moment concept, torque, twisting moment, etc.

Question

Q.1) Three forces and a couple moment are applied to an angle bracket as shown. The 50 lb force
acts along the line passing through points A and C.
100 lb
a) Replace the force and couple system with a
single resultant force and couple moment
acting at point B.
b) Replace the force and couple moment system
with the simplest resultant force system and
specify where its line of action intersects the
line containing AB and the line containing BC,
measured from point B.
c) Make a sketch of the angle bracket with
simplest resultant's line of action including
dimensions from each intersection point found
in part (b) with respect to point B.
80 lb-ft
12 in
65 lb
60°
9 in
50 lb

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