The 200-lb man lies against the cushion for which the coefficient of static friction is = 0.5. The cushion rotates about the z axis. He has a constant speed = 20 ft/s. Neglect the size of the man and take 0 = 60°. (Figure 1) Figure z -8 ft < 1 of 1 > Determine the magnitude of the resultant normal force the cushion exerts on him. Express your answer in pounds to three significant figures. ▸ View Available Hint(s) N= Submit Part B ΠΙΑΣΦΑ ΑΣΦ Submit ΠΙΑΣΦΗ ΑΣΦ vec 4 Provide Feedback → Determine the magnitude of the resultant frictional force the cushion exerts on him. Express your answer in pounds to three significant figures. ▸ View Available Hint(s) ? vec 4 → lb ? lb
The 200-lb man lies against the cushion for which the coefficient of static friction is = 0.5. The cushion rotates about the z axis. He has a constant speed = 20 ft/s. Neglect the size of the man and take 0 = 60°. (Figure 1) Figure z -8 ft < 1 of 1 > Determine the magnitude of the resultant normal force the cushion exerts on him. Express your answer in pounds to three significant figures. ▸ View Available Hint(s) N= Submit Part B ΠΙΑΣΦΑ ΑΣΦ Submit ΠΙΑΣΦΗ ΑΣΦ vec 4 Provide Feedback → Determine the magnitude of the resultant frictional force the cushion exerts on him. Express your answer in pounds to three significant figures. ▸ View Available Hint(s) ? vec 4 → lb ? lb
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:The 200-lb man lies against the cushion for which the coefficient of static friction is μ = 0.5. The cushion rotates about the
Z axis. He has a constant speed = 20 ft/s. Neglect the size of the man and take 8 = 60°. (Figure 1)
Figure
Z
-8 ft
< 1 of 1 >
Part A
Determine the magnitude of the resultant normal force the cushion exerts on him.
Express your answer in pounds to three significant figures.
▸ View Available Hint(s)
ΠΙΑΣΦΩΤ
N=
Submit
▾ Part B
F=
Submit
ΑΣΦ
ΕΠΙΑΣ.
1 vec 6
Determine the magnitude of the resultant frictional force the cushion exerts on him.
Express your answer in pounds to three significant figures.
► View Available Hint(s)
Provide Feedback
vec
↓↑
4
I
C
?
lb
?
lb
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