Lifting a 5000 N piano up to window 20 M off the ground would not be fun. It would be easier if you used a block and tackle pulley system. Let's say you use the pulleys system to raise the piano. It only takes you 1500 N of force to lift the piano, but in exchange you have to pull 80 meters of rope on the pulley Calculate the output work of the pulley system on the piano (note this is the same amount of work it would take to raise the piano without the machineCalculate the amount of work you put into the machine to lift the pianoCalculate the efficiency of the pulley system

Name: Lifting a 5000 N piano up to window 20 M off the ground would not be f
Uploaded: 2024-03-20T06:57:25.000Z
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Description: Lifting a 5000 N piano up to window 20 M off the ground would not be fun. It would be easier if you used a block and tackle pulley system. Let's say you use the pulleys system to raise the piano. It only takes you 1500 N of force to lift the piano,

Work done by an object when the force F is applied to a body of mass m, which inturn displaces it to…

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College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Lifting a 5000 N piano up to window 20 M off the ground would not be fun. It would be easier if you used a block and tackle pulley system. Let's say you use the pulleys system to raise the piano. It only takes you 1500 N of force to lift the piano, but in exchange you have to pull 80 meters of rope on the pulley

Calculate the output work of the pulley system on the piano (note this is the same amount of work it would take to raise the piano without the machine
Calculate the amount of work you put into the machine to lift the piano
Calculate the efficiency of the pulley system

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