A sphere is placed on a plank which is on smooth horizontal

Last updated: 6/21/2023

A sphere is placed on a plank which is on smooth horizontal ground at rest An external constant force F is applied on the plank friction is sufficient to prevent slipping Choose the correc option s Acceleration of plank is more than sphere Kinetic friction is acting between plank and sphere rough smooth Kinetic energy of plank sphere system is equals to work done by external force F Work done by friction on sphere is positive