The work done by a particle in a circular motion is zero because A) The force is always parallel to the displacement B) The force is always perpendicular to the displacement C) The displacement is always zero D) The force acting on the body is always zer
The work done by a particle in a circular motion is zero because A) The force is always parallel to the displacement B) The force is always perpendicular to the displacement C) The displacement is always zero D) The force acting on the body is always zero
Answers (1)
During the circular motion, the displacement is tangential and force is radial. That is force and displacement are perpendicular. Therefore the work done = zero