A block of mass M is being pulled along rough horizontal surface. The coefficient of friction between the block and the surface is mu. If another block of mass M/2 is placed on the block
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A block of mass M is being pulled along rough horizontal surface. The coefficient of friction between the block and the surface is mu. If another block of mass M/2 is placed on the block A block of mass M is being pulled along rough horizontal surface. The coefficient of friction between the block and [...]