A pendulum bob with a mass of 0.48 kg is attached to a 1.5 m long string as shown. The pendulum bob swings from rest at point A, where the angle = 32°, to point B at the bottom of its arc 8 11-1 1.5 m A B a) Determine the change in the gravitational potential energy of the pendulum bob-earth system. b) What is the kinetic energy at point B? c) Determine the speed of the pendulum bob at point B.
A pendulum bob with a mass of 0.48 kg is attached to a 1.5 m long string as shown. The pendulum bob swings from rest at point A, where the angle = 32°, to point B at the bottom of its arc 8 11-1 1.5 m A B a) Determine the change in the gravitational potential energy of the pendulum bob-earth system. b) What is the kinetic energy at point B? c) Determine the speed of the pendulum bob at point B.
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![A pendulum bob with a mass of 0.48 kg is attached to a 1.5 m long string as shown. The pendulum bob swings from rest
at point A, where the angle = 32°, to point B at the bottom of its arc
8
1.5 m
B
a) Determine the change in the gravitational potential energy of the pendulum bob-earth system.
b) What is the kinetic energy at point B?
c) Determine the speed of the pendulum bob at point B.
[Draw and label the free body diagram in a separate drawing]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F95e7acfa-08b0-42bd-a6d9-8ef8b89b6f72%2F10986a20-a126-409e-ae75-2aeb81b54b2f%2F70w0uv9_processed.png&w=3840&q=75)
Transcribed Image Text:A pendulum bob with a mass of 0.48 kg is attached to a 1.5 m long string as shown. The pendulum bob swings from rest
at point A, where the angle = 32°, to point B at the bottom of its arc
8
1.5 m
B
a) Determine the change in the gravitational potential energy of the pendulum bob-earth system.
b) What is the kinetic energy at point B?
c) Determine the speed of the pendulum bob at point B.
[Draw and label the free body diagram in a separate drawing]
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