Replace the force system acting on the beam by an equivalent resultant force and couple moment at point A. Take F₁ = 380 lb, F₂ = 420 lb, and F3 = 370 lb.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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Replace the force system acting on the beam by an equivalent resultant force and couple moment at point A. Take F₁ = 380 lb,
F₂ = 420 lb, and F3 = 370 lb.
https://session.masteringengineering.com/myct/assignmentPrintView?displayMode=studentView&assignmentID=2117927
3/3/23, 3:44 PM
Part A
Determine the magnitude of the resultant force.
Express your answer in pounds to three significant figures.
ANSWER:
FR =
Part B
Determine the angle between the resultant force and the axis.
Express your answer in degrees to three significant figures.
ANSWER:
Part C
lb
ANSWER:
(MR) A =
Homework 1
B
, measured counterclockwise from the positive axis
lb-ft
30 in.
12 in.
16 in.
2UT
Determine the couple moment at point A
Express your answer in pound-feet to three significant figures. Enter positive value if the moment is
counterclockwise and negative value if the moment is clockwise.
3 in.
10 in-
14 in.
4/5
Transcribed Image Text:Replace the force system acting on the beam by an equivalent resultant force and couple moment at point A. Take F₁ = 380 lb, F₂ = 420 lb, and F3 = 370 lb. https://session.masteringengineering.com/myct/assignmentPrintView?displayMode=studentView&assignmentID=2117927 3/3/23, 3:44 PM Part A Determine the magnitude of the resultant force. Express your answer in pounds to three significant figures. ANSWER: FR = Part B Determine the angle between the resultant force and the axis. Express your answer in degrees to three significant figures. ANSWER: Part C lb ANSWER: (MR) A = Homework 1 B , measured counterclockwise from the positive axis lb-ft 30 in. 12 in. 16 in. 2UT Determine the couple moment at point A Express your answer in pound-feet to three significant figures. Enter positive value if the moment is counterclockwise and negative value if the moment is clockwise. 3 in. 10 in- 14 in. 4/5
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