A block of mass 3 kg slides along a horizontal surface that has negligiblefriction except for one section, as shown above. The block arrives at therough section with a speed of 5 m/s and leaves it 0.5s later with a speedof 3 m/s. What is the magnitude of the work done by the frictional forceexerted on the block by the rough section of the surface? *5 m/s3 m/s3 kgRough Section24 J16 J8 J6 J3 J

Answered: Image /qna-images/answer/8f0f2151-043c-4bcd-aaa2-4fb4372dd265.jpg

A block of mass 3 kg slides along a horizontal surface that has negligible friction except for one section, as shown above. The block arrives at the rough section with a speed of 5 m/s and leaves it O.5s later witha speed of 3 m/s. What is the magnitude of the work done by the frictional force exerted on the block by the rough section of the surface? * 5 m/s 3 m/s 3 kg Rough Section O 24 J O 16 J O 8 J O 6J O 3 J

A block of mass 3 kg slides along a horizontal surface that has negligible friction except for one section, as shown above. The block arrives at the rough section with a speed of 5 m/s and leaves it O.5s later witha speed of 3 m/s. What is the magnitude of the work done by the frictional force exerted on the block by the rough section of the surface? * 5 m/s 3 m/s 3 kg Rough Section O 24 J O 16 J O 8 J O 6J O 3 J

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter5: Energy

Section5.6: Systems And Energy Conservation

Problem 5.8QQ: A book of mass in is projected with a speed v across a horizontal surface. The book slides until it...

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