Problem 6:Inputs:●●●a = 600 mmb = 400 mmc = 200 mmF = 100 NThe line of action of the force vector passes throughpoints B and C.BXZ(a) Use the cross product to compute the momentabout point A. For this part, you must use B inyour vector formulation.FThat is, compute MA = B x F. Express your answer as a vector and convert "mm" to "m".IBaAICс(b) Now use a different position vector, r, in the cross product. This time use rc to to compute the momentabout point A. For this part, you must use rc in your vector formulation.Compute MA = rcx F. Express your answer as a vector and convert "mm" to "m".c) Do your answers agree? Yes or no.Fy

Given: a = 600mm b = 400mm c = 200mm F = 100N Required: Moment at point A considering different…

Problem 6: Inputs: ● ● ● ● a = 600 mm b = 400 mm c = 200 mm F = 100 N The line of action of the force vector passes through points B and C. B IB (a) Use the cross product to compute the moment about point A. For this part, you must user in your vector formulation. F That is, compute M₁ = TB X F. Express your answer as a vector and convert "mm" to "m". a A IC b (b) Now use a different position vector, r, in the cross product. This time use rc to to compute the moment about point A. For this part, you must use rc in your vector formulation. Compute MA = rcx F. Express your answer as a vector and convert "mm" to "m". c) Do your answers agree? Yes or no. y

Problem 6: Inputs: ● ● ● ● a = 600 mm b = 400 mm c = 200 mm F = 100 N The line of action of the force vector passes through points B and C. B IB (a) Use the cross product to compute the moment about point A. For this part, you must user in your vector formulation. F That is, compute M₁ = TB X F. Express your answer as a vector and convert "mm" to "m". a A IC b (b) Now use a different position vector, r, in the cross product. This time use rc to to compute the moment about point A. For this part, you must use rc in your vector formulation. Compute MA = rcx F. Express your answer as a vector and convert "mm" to "m". c) Do your answers agree? Yes or no. y

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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Question

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Problem 6:
Inputs:
●
●
●
a = 600 mm
b = 400 mm
c = 200 mm
F = 100 N
The line of action of the force vector passes through
points B and C.
B
X
Z
(a) Use the cross product to compute the moment
about point A. For this part, you must use B in
your vector formulation.
F
That is, compute MA = B x F. Express your answer as a vector and convert "mm" to "m".
IB
a
A
IC
с
(b) Now use a different position vector, r, in the cross product. This time use rc to to compute the moment
about point A. For this part, you must use rc in your vector formulation.
Compute MA = rcx F. Express your answer as a vector and convert "mm" to "m".
c) Do your answers agree? Yes or no.
F
y

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