An elevator is pulled 4.00m upwards from rest with a rope under 13000N of tension. The weight of the elevator is 12000N What is the net force on the elevator? write Newton’s 2nd law as an equation then use it to find the acceleration of the elevator Use one of your uniform acceleration equations to find the speed of the elevator after it has gone the 4.00m and round your answer as appropriate
An elevator is pulled 4.00m upwards from rest with a rope under 13000N of tension. The weight of the elevator is 12000N What is the net force on the elevator? write Newton’s 2nd law as an equation then use it to find the acceleration of the elevator Use one of your uniform acceleration equations to find the speed of the elevator after it has gone the 4.00m and round your answer as appropriate
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter7: Work, Energy, And Energy Resources
Section: Chapter Questions
Problem 7PE: A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N...
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An elevator is pulled 4.00m upwards from rest with a rope under 13000N of tension. The weight of the elevator is 12000N
- What is the net force on the elevator?
- write Newton’s 2nd law as an equation then use it to find the acceleration of the elevator
- Use one of your uniform acceleration equations to find the speed of the elevator after it has gone the 4.00m and round your answer as appropriate
- Now write the work -energy theorem then use it to find the elevators final kinetic energy and speed. Your answer should be the same as it was from part
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