Two masses m1 3.2 kg and m2 1.6 kg hang from a pulley as shown in the figure. The moment of inertia through the axis of rotation passing through the center of the pulley is I = 2 kg m2. The ropes holding the masses are attached to opposite sides of the pulley at a radius R = 0.5 m from the center of the pulley. R ai T1 |T2 m2 Find the magnitude of the angular acceleration a of the pulley system. Pick the correct answer 4.9 rad/s? 7.4 rad/s? 2.5 rad/s? -7.4 rad/s? 9.8 rad/s?

Glencoe Physics: Principles and Problems, Student Edition
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Author:Paul W. Zitzewitz
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Chapter8: Rotational Motion
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Two masses m1
3.2 kg and m2
1.6 kg hang from a pulley as shown in the
figure. The moment of inertia through the axis of rotation passing through the
center of the pulley is I = 2 kg m². The ropes holding the masses are attached to
opposite sides of the pulley at a radius R = 0.5 m from the center of the pulley.
R
T1
T2
mị
m2
Find the magnitude of the angular acceleration a of the pulley system.
Pick the correct answer
4.9 rad/s?
,2
7.4 rad/s?
2.5 rad/s?
-7.4 rad/s?
9.8 rad/s?
15
Transcribed Image Text:Two masses m1 3.2 kg and m2 1.6 kg hang from a pulley as shown in the figure. The moment of inertia through the axis of rotation passing through the center of the pulley is I = 2 kg m². The ropes holding the masses are attached to opposite sides of the pulley at a radius R = 0.5 m from the center of the pulley. R T1 T2 mị m2 Find the magnitude of the angular acceleration a of the pulley system. Pick the correct answer 4.9 rad/s? ,2 7.4 rad/s? 2.5 rad/s? -7.4 rad/s? 9.8 rad/s? 15
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