lock A of mass MA 1 kg is kept on a frictionless horizontal

Last updated: 6/8/2023

lock A of mass MA 1 kg is kept on a frictionless horizontal surface and attached by a light thread to another block B of mass MB 0 75 kg Block B is resting on the ground and thread and pulleys are massless and frictionless A sm nass m 0 25 kg moving with speed u 400 m s horizontally towards left sticks to the block A as shown in the figure Speed of block B in m s just after collision between the block A and bullet is x Then the value of x is u 400m s A Rm 3 4 kg