answer item 2 only 1. A 500 kg block is moving @ vo = 6.00 m/s along a frictionless Horizontal surface toward aspring with force constant k = 500 that is attached to the wall. The spring has negligiblemass. What is the maximum compression of the spring i.e. how much will the spring compressbefore the block rebounds? Hint: use work - KE theorem.2. If the 80 kg cyclist took 3.00 m horizontal distance to reach 5. 20 m elevation above theground. What is the average power output of gravity? What should be the initial speed of thecyclists so that his speed at 5. 20 m elevation is zero

Answered: Image /qna-images/answer/ccc05aa8-1dd3-4121-9dc8-1cd46729ab06.jpg

2. If the 80 kg cyclist took 3.00 m horizontal distance to reach 5. 20 m elevation above the ground. What is the average power output of gravity? What should be the initial speed of the cyclists so that his speed at 5. 20 m elevation is zero

2. If the 80 kg cyclist took 3.00 m horizontal distance to reach 5. 20 m elevation above the ground. What is the average power output of gravity? What should be the initial speed of the cyclists so that his speed at 5. 20 m elevation is zero

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.78P: The figure shows a steel bar being processed by a rolling mill. Given that P=80kN and r =0.016,...

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Question

answer item 2 only

1. A 500 kg block is moving @ vo = 6.00 m/s along a frictionless Horizontal surface toward a
spring with force constant k = 500 that is attached to the wall. The spring has negligible
mass. What is the maximum compression of the spring i.e. how much will the spring compress
before the block rebounds? Hint: use work - KE theorem.
2. If the 80 kg cyclist took 3.00 m horizontal distance to reach 5. 20 m elevation above the
ground. What is the average power output of gravity? What should be the initial speed of the
cyclists so that his speed at 5. 20 m elevation is zero

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