A spring has a force constant of 332 N/m and an unstretched length of 5 cm. One end is attached to a post that is free to rotate in the
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![spring has a force constant of 332N/m and
an unstretched length of 5 em. One end is
attached to a post that is free to rotate in the
center of a smooth table, as shown in the top
view below. The other end is attached to a
3 kg disk moving in uniform circular motion
on the table, which stretches the spring by
4 cm.
Note: Friction is negligible.
332 N/m
3 kg
9 cm
here
f the
What is the centripetal force F on the disk?
Answer in units of N.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F07864575-6dd6-4808-a03b-47f26ef56c56%2Fc24f9c7b-deb3-4609-b064-085cd2787fd7%2Fn3caqs_processed.jpeg&w=3840&q=75)
![What is the work done on the disk by the
spring during one full circle?
1. W = 0J
2. W 4.17204 J
3. W 0.664 J
%3D
4. W 2.08602 J
5. W
0.00166 J](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F07864575-6dd6-4808-a03b-47f26ef56c56%2Fc24f9c7b-deb3-4609-b064-085cd2787fd7%2Fu8e26i_processed.jpeg&w=3840&q=75)
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