PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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Chapter 17, Problem 104P
If P = 30 lb, determine the angular acceleration of the 50-lb roller. Assume the roller to be a uniform cylinder and that no slipping occurs.
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A constant couple moment M is acted on the drum O to pull the spool C up the incline. Both drum
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R
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(0 M
The 10 kg wheel has a radius of gyration about its center
O of ko = 300 mm. When the wheel is subjected to the
couple moment, it slips as it rolls. Determine the angular
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wheel's center O. The coefficient of kinetic friction
between the wheel and the plane is = 0.2. (Figure 1)
Figure
M 100 N m
< 1 of 1
0.4 m
Part A
Determine the angular acceleration of the wheel.
Express your answer to three significant figures and include the appropriate units.
α =
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Part B
ao =
μÅ
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Determine the acceleration of the wheel's center O.
Express your answer to three significant figures and include the appropriate units.
μA
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Value
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Units input for part B
The 24-kg wheel has a radius of gyration about its center O of ko = 260 mm, and radius r= 0.4 m. When the wheel is subjected to the
couple moment M = 90 N•m, it slips as it rolls. Determine the linear acceleration of the wheel's center O (in m/s?). The coefficient of
kinetic friction between the wheel and the plane is Uk = 0.45. Please pay attention: the numbers may change since they are
randomized. Your answer must include 2 places after the decimal point. Take g = 9.81 m/s?.
M
Chapter 17 Solutions
PEARSON ETEXT ENGINEERING MECH & STATS
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- The 16-kg wheel has a radius of gyration about its center O of ko = 220 mm, and radius r = 0.4 m. When the wheel is subjected to the couple moment M = 98 N•m, it slips as it rolls. Determine the angular acceleration of the wheel (in rad/s²). The coefficient of kinetic friction between the wheel and the plane is μ = 0.27. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point. Take g = 9.81 m/s². M Your Answer: Answer 1arrow_forwardIf the coefficient of static friction between the 50-lb roller and the ground is p, = 0.25, determine the maximum force P that can be applicd to the handle, so that roller rolls on the ground without slipping. Also, find the angular acceleration of the roller. Assume the roller to be a uniform cylinder. 15 ft 30arrow_forwardI need unique and correct answer. Don't try to copy from anywhere. Do not give answer in image formet and hand writingarrow_forward
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