Part A If the system is released from rest, determine the angular acceleration of the pulley (a). Neglect the mass of the cord, and the size and dimension of the blocks. Assume that there is no slip between the rope and the pulley. Express your answer to three significant figures and include the appropriate units. 8 II a = HÅ 8.15 Units Submit Previous Answers Request Answer www. ?

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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Part A
If the system is released from rest, determine the angular
acceleration of the pulley (a). Neglect the mass of the
cord, and the size and dimension of the blocks. Assume
that there is no slip between the rope and the pulley.
Express your answer to three significant figures and
include the appropriate units.
U II
=
μÅ
8.15
Units
Submit Previous Answers Request Answer
X Incorrect; Try Again
www.
?
Transcribed Image Text:▼ Part A If the system is released from rest, determine the angular acceleration of the pulley (a). Neglect the mass of the cord, and the size and dimension of the blocks. Assume that there is no slip between the rope and the pulley. Express your answer to three significant figures and include the appropriate units. U II = μÅ 8.15 Units Submit Previous Answers Request Answer X Incorrect; Try Again www. ?
The two blocks have weights of 5 lb (horizontal motion) and 2 lb (vertical motion). The radius of the pulley is 0.55
ft it and the moment of inertia about its axis is I = 0.4 slug-ft². The coefficient of friction between the 5-lb weight
and the horizontal surface is k = 0.2. (Figure 1)
Figure
5 lb
A
B
2 lb
< 1 of 1 >
Transcribed Image Text:The two blocks have weights of 5 lb (horizontal motion) and 2 lb (vertical motion). The radius of the pulley is 0.55 ft it and the moment of inertia about its axis is I = 0.4 slug-ft². The coefficient of friction between the 5-lb weight and the horizontal surface is k = 0.2. (Figure 1) Figure 5 lb A B 2 lb < 1 of 1 >
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