All Questions
4
questions
0
votes
2
answers
85
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Rolling without slipping, where is the friction?
Consider a ball rolling without slipping on a horizontal surface. Obviously it is going to stop at some point, but why? Since the surface of the ball that is in contact with the surface of the floor ...
0
votes
2
answers
78
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How to judge direction of motion?
I have this scenario
suppose a cylinder is made by joining two symmetrical cones and is given a gentle push on two rails A and B . What will be the motion of cone . Will it turn right or left
I ...
0
votes
2
answers
686
views
Friction during ball backspin and overspin
I already know sliding friction of ball on a flat table and rolling resistance of it.
How do I know coefficient of friction value when the ball has backspin with some angular velocity $\omega$? And ...
0
votes
2
answers
2k
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Why is there a static frictional force on an object that rolls down a ramp? [duplicate]
It is clear that if a frictional force must exist on an object that rolls without slipping, it must a static frictional force because the contact point of the object with the ground does not move.
I ...