1977 B1 A block of mass 4 kilograms which has an initial

Last updated: 5/1/2023

1977 B1 A block of mass 4 kilograms which has an initial speed of 6 meters per second at time t 0 slides on a horizontal surface a Calculate the work W that must be done on the block to bring it to rest If a constant friction force of magnitude 8 newtons is exerted on the block by the surface determine the following b The speed v of the block as a function of the time t C The distance x that the block slides as it comes to rest