University Physics (14th Edition)
14th Edition
ISBN: 9780133969290
Author: Hugh D. Young, Roger A. Freedman
Publisher: PEARSON
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Textbook Question
Chapter 10, Problem 10.62P
A block with mass m = 5.00 kg slides down a surface inclined 36.9° lo the horizontal (Fig. P10.62). The coefficient of kinetic friction is 0.25. A string attached to the block is wrapped around a flywheel on a fixed axis at O. The flywheel has mass 25.0 kg and moment of inertia 0.500 kg · m2 with respect to the axis of rotation. The string pulls without slipping at a perpendicular distance of 0.200 m from that axis. (a) What is the acceleration of the block down the plane? (b) What is the tension in the string?
Figure P10.62
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A block with mass m=5.00kg slides down a surface inclined 36.9° to the horizontal (see the
figure). The coefficient of kinetic friction is 0.25. A string attached to the block is wrapped
around a flywheel on a fixed axis at O. The flywheel has mass 25.0kg and moment of inertia
0.500kg-m² with respect to the axis of rotation. The string pulls without slipping at a
perpendicular distance of 0.200m from the axis.
How much time does it take for the block to increase its speed by 4m/s?
0
A. 1.5s
B. 2.2s
C. 2.7s
D. 3.1s
E. 3.6s
5.00 kg
36.9°
000
Q-0-0
A block with mass m = 5.00 kg slides down a surface inclined 36.9° to the horizontal (Fig.). The coefficient of kinetic friction is 0.25. A string attached to the block is wrapped around a flywheel on a fixed axis at O. The flywheel has mass 25.0 kg and moment of inertia 0.500 kg # m2 with respect to the axis of rotation. The string pulls without slipping at a perpendicular distance of 0.200 m from that axis. (a) What is the acceleration of the block down the plane? (b) What is the tension in the string?
A block with a mass of 5.00 kg slides down a surface inclined 36.9° to the horizontal
Problem 2
as shown in the figure. The coefficient of kinetic friction between the block and the incline is 0.25. A
string attached to the block is wrapped around a pulley on a fixed axis at O. The pulley has a mass of 25.0
kg and a moment of inertia 0.500 kg.m². The string pulls without slipping at a perpendicular distance of
0.200 m from the pulley's axis down the incline..
(a) What is the acceleration of the block down the plane?
(b) What is the tension in the string?
5.00 kg
36.9°
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