College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:<Homework 9
Problem 11.80
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Ancient pyramid builders are balancing a uniform rectangular
stone slab of weight w, tipped at an angle 0 above the horizontal
using a rope (Figure 1). The rope is held by five workers who
share the force equally.
I Revie
• Part A
If 0- 13.0, what force does each worker exert on the rope?
Express your answer in terms of w (the weight of the slab).
AEd
F =
Submit
Request Answer
• Part B
Figure
< 1 of 1>
As 0 increases, does each worker have to exert more or less force than in part A, assuming they do not change the angle of the rope?
1.75 m
O More
O Less
O Equal
Rope
75
Submit
Request Answer
58.0°
• Part C
At what angle do the workers need to exert no force to balance the slab?
Express your answer in degrees.
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Transcribed Image Text:Problem 11.80
Ancient pyramid builders are balancing a uniform rectangular
stone slab of weight w, tipped at an angle 0 above the horizontal
using a rope (Figure 1). The rope is held by five workers who
share the force equally.
Submit
Request Answer
Part B
As e increases, does each worker have to exert more or less force than in part A, assuming they do not change the angle of the rope?
O More
O Less
O Equal
Submit
Request Answer
• Part C
Figure
< 1 of 1>
At what angle do the workers need to exert no force to balance the slab?
1.75 m
Express your answer in degrees.
?
Rope
3.
0 -
Submit
Request Answer
58.0°
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