Determine the reactions at A and D when 3=60°.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Quick ..Engg mechanics

Transcribed Image Text:180 mm
A
-280 mm
B
ND
100 mm
C
A 188.8 N-
D=327 N13.24°
150 N
PROBLEM 4.74
Determine the reactions at A and D when 3=60°.
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Step 1: Resolve the force at C along vertical and horizontal direction, draw free body diagram.
VIEWStep 2: Take the net moment about point D under static equilibrium condition.
VIEWStep 3: Write balanced force equation for forces along horizontal direction at static equilibrium condition.
VIEWStep 4: Write balanced force equation for forces along vertical direction at static equilibrium condition.
VIEWStep 5: Calculate the net reaction at D and its direction.
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