A block of mass 2 kg is kept on a rough horizontal floor an pulled with a force F. If the coefficient of friction is `0.5.` then the minimum force required to move the block is :-

A block of mass 5kg is placed on a rough horizontal plane whose coefficient of friction is 0.3 . Find the least horizontal force needed to move the block along the plane and the resultant of normal reaction and the force applied.

A block of mass m=1/3 kg is kept on a rough horizontal plane. Friction coefficient is mu=0.75 . The work done by minimum force required to drag to the block along the plane by a distance 5m is :-

A block of mass m=1/3 kg is kept on a rough horizontal plane. Friction coefficient is mu=0.75 . The work done by minimum force required to drag to the block along the plane by a distance 5m is :-

A block of mass m=1/3 kg is kept on a rough horizontal plane. Friction coefficient is mu=0.75 . The work done by minimum force required to drag to the block along the plane by a distance 5m is :-

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 37 kg rests on a rough horizontal plane, having coefficient of static friction 0.3. Find out the least force required to just move the block horizontally.

A block of mass 37 kg rests on a rough horizontal plane having coefficient of static friction 0.3. Find out the least force required to just move the block horizontally.

A block of mass 50kg rests on a rough horizontal plane whose coefficient of static friction is 0.3 . What is the least force required to just move it if it is pulled (i) horizontally and (ii) at 45^(@) to the horizontal.