e digging a small E

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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While digging a small hole prior to planting a tree, a homeowner encounters rocks. If he exerts a horizontal 242-N force on the prybar
as shown, what is the horizontal force exerted on rock C? Note that a small ledge on rock C supports a vertical force reaction there.
Neglect friction at B. Complete solutions (a) including and (b) excluding the weight of the 17-kg prybar.
242 N
A,
1750 mm
15
B
220 mm
Answers:
(a) Including weight, Fc =
i
N
(a) Excluding weight, Fc = i
N
Transcribed Image Text:While digging a small hole prior to planting a tree, a homeowner encounters rocks. If he exerts a horizontal 242-N force on the prybar as shown, what is the horizontal force exerted on rock C? Note that a small ledge on rock C supports a vertical force reaction there. Neglect friction at B. Complete solutions (a) including and (b) excluding the weight of the 17-kg prybar. 242 N A, 1750 mm 15 B 220 mm Answers: (a) Including weight, Fc = i N (a) Excluding weight, Fc = i N
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