Laws of MotionHard
Question
If you want to pile up sand onto a circular area of radius R. The greatest height of the sand pile that can be erected without spilling the sand onto the surrounding area, if μ is the coefficient of friction between sand particle is :-
Options
A.R
B.μ2
C.μR
D.
= μ ⇒ h = μR
More Laws of Motion Questions
In the arrangement show in figure, pulley is smooth and mass less and all the strings are light. let F1 be the force exe...A 5000 kg. rocket is set for vertical firing the exhaust speed is 800 m/s to give an initial upward acceleation of 20 m/...Newton′s II law of motion connects :...A block of mass 0.1 kg. is pressed against a wall with a horizontal force of 5N as shown in the figure. If the coefficie...Two blocks of mass M = 6 kg and m = 3 kg are placed as shown below in the figure. Coefficient of friction between M and ...