The figure shows a pendulum of length L = 1.6 m. Its bob (which effectively has all the mass) has speed vo when the cord makes an angle 0o = 50° with the vertical. (a) What is the speed of the bob when it is in its lowest position if vo = 5.1 m/s? What is the least value that vo can have if the pendulum is to swing down and then up (b) to a horizontal position, and (c) to a vertical position with the cord remaining straight? (d) Do the answers to (b) and (c) increase, decrease, or remain the same if is increased by a few degrees? 00 L Vo 121
The figure shows a pendulum of length L = 1.6 m. Its bob (which effectively has all the mass) has speed vo when the cord makes an angle 0o = 50° with the vertical. (a) What is the speed of the bob when it is in its lowest position if vo = 5.1 m/s? What is the least value that vo can have if the pendulum is to swing down and then up (b) to a horizontal position, and (c) to a vertical position with the cord remaining straight? (d) Do the answers to (b) and (c) increase, decrease, or remain the same if is increased by a few degrees? 00 L Vo 121
College Physics
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Chapter5: Energy
Section: Chapter Questions
Problem 44P: A 25.0-kg child on a 2.00-m-long swing is released from rest when the ropes of the swing make an...
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![The figure shows a pendulum of length L = 1.6 m. Its bob (which effectively has all the mass) has speed vo when the cord makes an angle
0o = 50° with the vertical. (a) What is the speed of the bob when it is in its lowest position if vo = 5.1 m/s? What is the least value that vo
can have if the pendulum is to swing down and then up (b) to a horizontal position, and (c) to a vertical position with the cord remaining
straight? (d) Do the answers to (b) and (c) increase, decrease, or remain the same if is increased by a few degrees?
00
L
Vo
120](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fddb995b2-9310-4681-9b7d-bca93438dbc6%2Fa36fc444-b8d8-4116-a11c-f3165f729c39%2F0q0izoq_processed.png&w=3840&q=75)
Transcribed Image Text:The figure shows a pendulum of length L = 1.6 m. Its bob (which effectively has all the mass) has speed vo when the cord makes an angle
0o = 50° with the vertical. (a) What is the speed of the bob when it is in its lowest position if vo = 5.1 m/s? What is the least value that vo
can have if the pendulum is to swing down and then up (b) to a horizontal position, and (c) to a vertical position with the cord remaining
straight? (d) Do the answers to (b) and (c) increase, decrease, or remain the same if is increased by a few degrees?
00
L
Vo
120
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