Part A The cord passing over the two small pegs A and B on the board is subjected to a tension of 10 lb, as shown in (Figure 1). Determine the minimum tension P and the orientation 0 of the cord passing over pegs C and D, so that the resultant couple produced by both cords is 140 lb · in.. clockwise. What is the minimum tension P of the cord? Express your answer in pounds to three significant figures. Πνα ΑΣφ vec P = lb Submit Request Answer Figure < 1 of 1 Part B What is theorientation 0? Express your answer in degrees to three significant figures. Hνα ΑΣφ vec 10 lb 10 Ib 15 in. Submit Roguoct Ancwor 圓

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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Please use the given values in the problem.

Part A
The cord passing over the two small pegs A and B on
the board is subjected to a tension of 10 lb, as shown in
(Figure 1). Determine the minimum tension P and the
orientation 0 of the cord passing over pegs C and D, so
that the resultant couple produced by both cords is
140 lb · in., clockwise.
What is the minimum tension P of the cord?
Express your answer in pounds to three significant figures.
vec
?
P =
lb
Submit
Request Answer
Figure
1 of 1
Part B
What is the orientation 0?
Express your answer in degrees to three significant figures.
15 in.
30
-P
?
vec
10 lb
10 lb
45
15 in.
A
Submit
Request Answer
Transcribed Image Text:Part A The cord passing over the two small pegs A and B on the board is subjected to a tension of 10 lb, as shown in (Figure 1). Determine the minimum tension P and the orientation 0 of the cord passing over pegs C and D, so that the resultant couple produced by both cords is 140 lb · in., clockwise. What is the minimum tension P of the cord? Express your answer in pounds to three significant figures. vec ? P = lb Submit Request Answer Figure 1 of 1 Part B What is the orientation 0? Express your answer in degrees to three significant figures. 15 in. 30 -P ? vec 10 lb 10 lb 45 15 in. A Submit Request Answer
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