Question:
A small block is at rest on the floor of a railroad boxcar
Last updated: 6/12/2023
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A small block is at rest on the floor of a railroad boxcar that has length 20 as shown in the figure The coefficient of kinetic friction between the floor of the car and the block is u There is no friction between car and ground The car originally at rest begins to move with constant acceleration a Assume a ug wwwwww TITTIT