(2) A force P = 845 lb is applied to the frame at point Ę as shown. (a) Use vector cross product to determine the moment vector of the force about point A. (b) Determine the moment of the force about line AD. Ans: (a) M=78007 +5850 lb-in (b) MAD 1850 lb-in 10 in 30 in. A B D 7.5 in. E 7.5 in. G F H 10 in. x 10 in.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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(2) A force P = 845 lb is applied to the frame at
point Ę as shown. (a) Use vector cross product to
determine the moment vector of the force about
point A. (b) Determine the moment of the force
about line AD.
Ans: (a) M=78007 +5850 lb-in
(b) MAD 1850 lb-in
10 in
30 in.
A
B
D
7.5 in.
E
7.5 in.
G
F
H
10 in. x
10 in.
Transcribed Image Text:(2) A force P = 845 lb is applied to the frame at point Ę as shown. (a) Use vector cross product to determine the moment vector of the force about point A. (b) Determine the moment of the force about line AD. Ans: (a) M=78007 +5850 lb-in (b) MAD 1850 lb-in 10 in 30 in. A B D 7.5 in. E 7.5 in. G F H 10 in. x 10 in.
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