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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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Transcribed Image Text:A 90 Ib body A rests on a wedge B and against a vertical wall as shown in Figure 9, where the coefficient of static friction is 0.25 between all surfaces of contact. Negiect the weight
of wedge B
What is the minimum magnitude of the force P that will cause an upward motion of body A to impend sipping in units of ib?
Select the answer that is closest to the true value.
A) 620 B) 66.8 C) 81.7 D) 96 5
OR
A
P
10°I
Figure 9
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