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book College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou cover

College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

Edition 7ISBN: 978-0321601834
book College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou cover

College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

Edition 7ISBN: 978-0321601834
Exercise 31
A person opens a door by applying a 15-N force perpendicular to it at a distance 0.90 m from the hinges. The door is pushed wide open (to 120°) in 2.0 s. (a) How much work was done (b) What was the average power delivered
Explanation
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(a)
The work done by the torque is equal...

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College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou
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