A block of mass m = 4 kg is dragged 2 m along a horizontal surface by a force F = 30 N acting at `53^(@)` to the horizontal. The initial speed is `3 m//s and mu_(k) = 1//8`.
Find the change in kinetic energy of the block

A block of mass m = 4 kg is dragged 2 m along a horizontal surface by a force F = 30 N acting at 53^(@) to the horizontal. The initial speed is 3 m//s and mu_(k) = 1//8 . Find its final speed

A block of mass 4 kg is initially at rest on a horizontal frixtionless surface. A horizontal force vec(F) = (3+x) hat(i) newtons acts on it, when the block is at x = 0 . The maximum kinetic energy of the block between x = 0 and x = 2 m is

A block of mass m is pulled along a horizontal surface by applying a force at an angle theta , with the horizontal. If the block k travels with a uniform velocity and has a displacement d and the coefficient of friction is mu . Then find the workdone by the applied force?

A block of mass 2 kg rests on a horizontal surface. If a horizontal force of 5 N is applied on the block, the frictional force on it is ("take", u_(k)=0.4, mu_(s)=0.5)

A block of mass 2 kg rests on a horizontal surface. If a horizontal force of 5 N is applied on the block, the frictional force on it is ("take", u_(k)=0.4, mu_(s)=0.5)

A block of mass 2 kg is initially at rest on a horizontal frictionless surface. A horizontal froce overlineF = (9 -x^(2)) overlinei newton acts on it, when the block is at x = 0 . The maximum kinetic energy of the block between x= 0 m and x = 3 m in joule is Conservation of mechanical energ

A block of weight 200N is pulled along a rough horizontal surface at contant speed by a force of 100N acting at an angle 30^(@) above the horizontal. The coefficient of kinetic friction between the block and the surface is .

A block of mass " 5kg " is placed on a rough horizontal surface . A veriable force of 5t Newton acts on it horizontally . If block starts slipping at t=4 sec and its acceletation at t=5 sec is 2 m//s^(2) .Find the value of 10(mu_(s)-mu_(k)) .

A block of mass " 5kg " is placed on a rough horizontal surface . A veriable force of 5t Newton acts on it horizontally . If block starts slipping at t=4 sec and its acceletation at t=5 sec is 2 m//s^(2) .Find the value of 10(mu_(s)-mu_(k)) .