At t 0 a block of mass m is projected with speed v on a

Last updated: 6/14/2023

At t 0 a block of mass m is projected with speed v on a rough long plank of mass 3m placed on smooth ground as shown Work done by friction on the block between t 0 until slipping ceases equals Rough A B C D 15 32 mv 15 32 my mv 16 my O m 3m Smooth