A `100 kg` load is uniformly moved over a horizontal plane by a force F applied at an angle `30^(@)` to the horizontal. Find this force if the coefficient of friction between the load and the plane is 0.3. Take `g = 10m//s^(2)`

A block is gently placed at the top of an inclined plane 6.4 m long . Find the time taken by the block to slide down to the bottom of the plane . The plane makes an angle 30^(@) with the horizontal Coefficient of friction between the block and the plane is 0.2 Take g = 10 m//s^(2) .

A body of mass 2 kg rests on a rough inclined plane making an angle of 30^(@) with the horizontal. The coefficient of static friction between the block and the plane is 0.7. The frictional force on the block is :

A block of mass 25 kg is kept on a horizontal plane. The block is pulled in a direction 30^(@) to the horizontal, and when the force is 100 N, the block start its motion. Find the coefficient on friction between the block and the plane.

A wooden box of mass 20 kg is kept on a rough horizontal surface. The co-efficient of static friction mu_(s)=0.41 and co-efficient of kinetic friction mu_(k)=0.3 exist between the box and the horizontal surface. A constant force F of 70N is applied to the box at an angle of 30^(@) with the horizontal. Find the acceleration of the box on the surface and the frictional force on the box. Take g=10m//s^(2) .

A block of mass 3 kg rests on a rough inclined plane making an angle of 30^(@) . With the horizontal. The coefficient of static friction between the block and the plane is 0.7. The frictional force on the block is

A block of mass 2kg rests on a rough inclined plane making an angle of 30^@ with the horizontal. The coefficient of static friction between the block and the plane is 0.7. The frictional force on the block is

A block of mass 2kg rests on a rough inclined plane making an angle of 30^@ with the horizontal. The coefficient of static friction between the block and the plane is 0.7. The frictional force on the block is

A block of mass 2kg rests on a rough inclined plane making an angle of 30^@ with the horizontal. The coefficient of static friction between the block and the plane is 0.7. The frictional force on the block is

A minimum force F is applied to a block of mass 102 kg to prevent it from sliding on a plane with an inclination angle 30^(@) with the horizontal. If the coefficients of static and kinetic friction between the block and the plane are 0.4 and 0.3 respectively, then the force F is