(III) An Atwood machine consists of two masses, ma = 65 kg and mg = 75 kg, connected by a massless inelastic cord that passes over a pulley free to rotate, Fig. 8–52. The pulley is a solid cylin- der of radius R = 0.45 m and mass 6.0 kg. (a) Determine the accelera- tion of each mass. (b) What % error would be made if the moment of ROR inertia of the pulley is ignored? [Hint: The tensions FTA and FrB are not equal. We discussed the Atwood machine in Example 4–13, assuming I = 0 for the pulley.] FTA TB FIGURE 8–52 Problem 47. MB Atwood machine.
(III) An Atwood machine consists of two masses, ma = 65 kg and mg = 75 kg, connected by a massless inelastic cord that passes over a pulley free to rotate, Fig. 8–52. The pulley is a solid cylin- der of radius R = 0.45 m and mass 6.0 kg. (a) Determine the accelera- tion of each mass. (b) What % error would be made if the moment of ROR inertia of the pulley is ignored? [Hint: The tensions FTA and FrB are not equal. We discussed the Atwood machine in Example 4–13, assuming I = 0 for the pulley.] FTA TB FIGURE 8–52 Problem 47. MB Atwood machine.
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18th Edition
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Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter10: Fixed-axis Rotation
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Question
![(III) An Atwood machine consists of two masses,
ma = 65 kg and mg = 75 kg, connected by a massless
inelastic cord that passes over a pulley free to rotate,
Fig. 8–52. The pulley is a solid cylin-
der of radius R = 0.45 m and mass
6.0 kg. (a) Determine the accelera-
tion of each mass. (b) What % error
would be made if the moment of
ROR
inertia of the pulley is ignored?
[Hint: The tensions FTA and FrB are
not equal. We discussed the Atwood
machine in Example 4–13, assuming
I = 0 for the pulley.]
FTA
TB
FIGURE 8–52 Problem 47.
MB
Atwood machine.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F08ebb5bd-6a58-48e3-9ca0-f0835da63d59%2F947ccda4-8fa9-4a2e-95bc-ac34f153fd00%2F9jb45cg.png&w=3840&q=75)
Transcribed Image Text:(III) An Atwood machine consists of two masses,
ma = 65 kg and mg = 75 kg, connected by a massless
inelastic cord that passes over a pulley free to rotate,
Fig. 8–52. The pulley is a solid cylin-
der of radius R = 0.45 m and mass
6.0 kg. (a) Determine the accelera-
tion of each mass. (b) What % error
would be made if the moment of
ROR
inertia of the pulley is ignored?
[Hint: The tensions FTA and FrB are
not equal. We discussed the Atwood
machine in Example 4–13, assuming
I = 0 for the pulley.]
FTA
TB
FIGURE 8–52 Problem 47.
MB
Atwood machine.
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