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8 Questions

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How could a cord withstand a force greater than its breaking strength?

homework-and-exercises newtonian-mechanics forces string

Nov 15 '16 at 11:43 Qmechanic♦ 123k

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Air Drag in orbit

homework-and-exercises newtonian-mechanics newtonian-gravity orbital-motion drag

Feb 16 '15 at 21:04 DJohnM 9,025

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Is it possible for the Normal Force to do work?

newtonian-mechanics forces

Sep 7 '18 at 1:16 The_Sympathizer 10.2k

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What happens to KE when lowering a raised book?

newtonian-mechanics energy-conservation potential-energy

Jan 28 '15 at 15:50 Paul 3,145

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What does a scale accelerating on an incline read?

newtonian-mechanics classical-mechanics

Mar 16 at 6:02 Community♦ 1

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Hooke's law vs. elastic potential energy

homework-and-exercises newtonian-mechanics potential-energy spring

Apr 5 '17 at 3:33 DanielSank 20.2k

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Why is momentum conserved in inelastic collisions? How is it related to momentum-impulse theory?

newtonian-mechanics momentum conservation-laws collision

Mar 18 '15 at 18:44 image 2,776

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weightlessness and forces conceptional question

newtonian-mechanics newtonian-gravity

Feb 14 '15 at 18:17 mariam.. 139

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