PROBLEM 3: 9 Elements of the lower arm are shown in the figure. The weight of the forearm is 5 lbs with mass center at G. Note that 55° is from vertical axis. Required Answer Units/Decimals If T = 10 lbs, calculate the moment about O, Mo 108.58 lb-in / use 2 decimals If T = 20 lbs, calculate the horizontal distance of the resultant of the three forces from point O. 12.65 in / use 2 decimals Calculate T so that the moment about point O is zero. 64.29 lb / use 2 decimals
PROBLEM 3: 9 Elements of the lower arm are shown in the figure. The weight of the forearm is 5 lbs with mass center at G. Note that 55° is from vertical axis. Required Answer Units/Decimals If T = 10 lbs, calculate the moment about O, Mo 108.58 lb-in / use 2 decimals If T = 20 lbs, calculate the horizontal distance of the resultant of the three forces from point O. 12.65 in / use 2 decimals Calculate T so that the moment about point O is zero. 64.29 lb / use 2 decimals
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
Related questions
Question
PROBLEM 3: 9 Elements of the lower arm are shown in the figure. The weight of the forearm is 5 lbs with mass center at G. Note that 55° is from vertical axis.
|
Required |
Answer |
Units/Decimals |
|
If T = 10 lbs, calculate the moment about O, Mo |
108.58 |
lb-in / use 2 decimals |
|
If T = 20 lbs, calculate the horizontal distance of the resultant of the three forces from point O. |
12.65 |
in / use 2 decimals |
|
Calculate T so that the moment about point O is zero. |
64.29 |
lb / use 2 decimals |
Transcribed Image Text:2"
T
-55°
-G
5 lb
13"
Figure for Problem 3
A
8 lb
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