A mass of 200 kg is placed on a rough inclined plane of angle `30^(@)` . If coefficient of limiting friction is `1 // sqrt 3` , find the least forces in newton , acting parallel to the plane (i) to keep the mass from sliding down (ii) to move the mass up the plane.

A body of mass 10 kg is placed on an inclined surface of angle 30^(@) . If coefficient of limiting friction is 1 //sqrt3 , find the inclined plane. Force is being exerted parallel to the inclined plane .

A mass of 200kg is resting on a rough inclined plane of angle 30^(@) . If the coefficient of friction is 1//sqrt(3) , find the greatest and the least force acting parallel to the plane which can just maintain the mass in equilibrium.

A mass of 100kg is resting on a rough inclined plane of angle 30^(@) If the coefficient of friction is 1//sqrt3 find the greatest and the least forces that acting parallel to the plane in both cases just maintain the mass in equilibrium .

A metal block of mass 0.5 kg is placed on a plane inclined to the horizontal at an angle of 30^(@) . If the coefficient of friction is 0.2 , what force must be applied (i) to just prevent the block from sliding down the inclined plane (ii) to just move the block up the inclined plane and (iii) to move it up the inclined plane with an acceleration of 20cms^(-2) ?

A block of mass 3 kg slides on a rough fixed inclined plane of 37^(@) angle having coefficient of friction 0.5. find the resultant force exerted by plane on the block.

A block of mass 20kg is placed on a rough horizontal plane and a horizontal force of 12N is applied. If coefficient of friction is 0.1 the frictional force acting on it is,

A block of mass m = 3 kg slides on a rough inclined plane of cofficient of friction 0.2 Find the resultant force offered by the plane on the block

A block of mass m = 3 kg slides on a rough inclined plane of cofficient of friction 0.2 Find the resultant force offered by the plane on the block