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8 Questions

Votes Activity Newest Views
2
7
votes
6
answers
6k
views

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 Community♦ 1
1
3
votes
4
answers
10k
views

Is it possible for the Normal Force to do work?

newtonian-mechanics forces
Nov 15 at 22:12 John Darby 1,902
 
3
votes
2
answers
950
views

Air Drag in orbit

homework-and-exercises newtonian-mechanics newtonian-gravity orbital-motion drag
Feb 16 '15 at 21:04 DJohnM 9,460
 
2
votes
3
answers
532
views

What happens to KE when lowering a raised book?

newtonian-mechanics energy-conservation potential-energy
Jan 28 '15 at 15:50 Paul 3,225
1
0
votes
1
answer
173
views

What does a scale accelerating on an incline read?

newtonian-mechanics classical-mechanics
Nov 17 at 21:01 Community♦ 1
 
0
votes
2
answers
2k
views

Hooke's law vs. elastic potential energy

homework-and-exercises newtonian-mechanics potential-energy spring
Apr 5 '17 at 3:33 DanielSank 21.5k
 
0
votes
2
answers
1k
views

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 2,897
 
0
votes
0
answers
55
views

weightlessness and forces conceptional question

newtonian-mechanics newtonian-gravity
Feb 14 '15 at 18:17 mariam.. 169
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