A thin hoop of weight `500 N` and radius `1 m` rest on a rought inclined plane as shown in the figure. The minimum coefficient of friction needed for this configuration is.
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A solid cylinder of mass m and radius r is rolling on a rough inclined plane of inclination theta . The coefficient of friction between the cylinder and incline is mu . Then.

A solid cylinder of mass m is wrapped with an inextensible light string and, is placed on a rough inclined plane as shown in the figure. The frictional force acting between the cylinder and the inclined plane is : [The coefficient of static friction, mu_(s)" is 0.4"]

A cube of weight 10N rests on a rough inclined plane slope 3/5. The coefficient of friction is 0.6. The minimum force necessary to start the cube moving up the plane is

A solid sphere is released from the state of rest on an inclined plane. Mass of the sphere is m and its radius is r. Inclined plane makes an angle with the horizontal. If minimum coefficient of friction required for pure rolling is (n)/(7)tan theta then calculate value of n.

A block of mass m=4kg is placed oner a rough inclined plane as shown in figure. The coefficient of friction between the block and the plane is mu=0.5 . A force F=10N is applied on the block at an angle of 30^(@) .

A uniform chain is placed at rest on a rought surface of base length 1 and height h on an irregular suface as shown in figure Then the minimum coefficient of friction between the chain and the surface must be equal to

A block of mass m = 2kg is resting on a inclined plane of inclination 30^(@) as shown in figure The coefficient of friction between the block and the plane is mu = 0.5 what minimum force F (in newton) should be applied perpendicular to the plane on the block so that the does not slip on the plane?

A hollow sphere of mass m and radius R is rolling downdard on a rough inclined plane of inclination theta . If the coefficient of friction between the hollow sphere and incline is mu , then