(a) m 9 N A 200 mm -150 mm (b) B 50 mm 290 mm
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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Question
The biceps muscle supports the forearm, as illustrated in the simple mechanical model below. If the forearm has a weight of 9N and the mass is 2.0 kg, find the following: A. The tension in the bicep muscle AB. B. The magnitude of the force exerted on the upper arm by the forearm at the elbow joint C. Note: In the model below, the shoulder is treated as a fixed support and the point of attachment between the bicep and the upper arm bone (humorous) as a pin support.
Transcribed Image Text:(a)
m
9 N
A
200 mm
-150 mm
(b)
B
50
mm
290
mm
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