A cylinder is rolling without slipping on a plank which is also moving with speed `10m/
Channel: Doubtnut
Date: 2020-05-03

A cylinder is rolling without slipping on a plank which is also moving with speed `10m//s` on a horizontal surface as shown. The speed of centre of the cylinder is `20m//s`. The mass of cylinder is `2kg`. The kinetic energy of the cylinder when observed from ground is