A block of mass `4kg` is placed on a rough horizontal plane A time dependent horizontal force `F =kt` acts on the block `(k =2N//s)`. Find the frictional force between the block and the plane at `t =2` seconds and `t =5` seconds `(mu =0.2)` .

A block of mass 4 kg is placed on a rough horizontal plane. A time dependent horizontal force F = kt acts on the block (k = 2 N/s). Find the frictional force between the block and the plane at t = 2 second and t = 5 second (mu = 0.2)

A block of mass 5kg is placed on a rough horizontal plane.A time dependent horizontal force F=(t^(2)+2t) N acts on the block. The friction force between the block and the plane at t=3s is ( mu=0.4 )

A block of mass 4 kg is placed on a rough horizontal force plane. A time dependent horizontal force F = k t acts on the block. Here k = 2 Ns^(-1) . The frictional force between the block and plane at time t = 2 s is (mu = 0.2)

A block of mass 4 kg is placed on a rough horizontal force plane. A time dependent horizontal force F = k t acts on the block. Here k = 2 Ns^(-1) . The frictional force between the block and plane at time t = 2 s is (mu = 0.2) a) 4 N b) 8 N c) 12 N d) 10 N

A block of mass 4kg is placed on a rough horizontal plane A time dependent force F = kt^(2) acts on the block where k = 2N//s^(2) Coefficient of friction mu = 0.8 force of friction between the block and the plane at t = 2s is

A block of mass 4kg is placed on a rough horizontal plane A time dependent force F = kt^(2) acts on the block where k = 2N//s^(2) Coefficient of friction mu = 0.8 force of friction between the block and the plane at t = 2s is

A block of mass 8 kg is placed on a rough horizontal plane. A time dependent force F=kt^2 acts on the block, where k=3N//s^2 . Coefficient of friction is 0.6 . Force of friction between the block and the plane at t=1s is