What forces are at work causing sand to migrate to the centre of a spinning bucket of water?
33959
Vortex in liquid collects particles in center
73921
Why does an unhinged body rotate about its centre of mass?
43981
Direction of friction on particle placed on a rotating turntable
93552
How can the centripetal force lead to objects flying apart?
135566
What causes this corkscrew-shaped object to rise up in a stream of water falling down?
109172
The direction of frictional force in smooth rolling motion
146459
Wall of Sand on Difficult Terrain
106988
What does really attracts a water stream to a charged object?
133519
Why do objects move when you apply a force that's equal in magnitude to the friction?
158827
Inertial forces and centre of mass
71041
What is the underlying explanation behind fictitious/pseudo forces?
75980
What if the net force provided for a circular motion is larger than the required centripetal force?
36678
Static as opposed to Kinetic Friction in Rolling Motion
34726
What is the basic reason behind buoyancy?
55503
A rock connected to one end of string in circular motion gets released.. and what happens?
92586
Does buoyant force vanish if there is no liquid below an object?
94465
Why is the center of buoyancy located at the center of mass of the displaced fluid volume?