Question:
A 30 kg child standing on 50 kg stationary plank which is
Last updated: 6/10/2023
![A 30 kg child standing on 50 kg stationary plank which is](https://media.kunduz.com/media/sug-question-candidate/20210530144054929957-3461550.jpg?h=512)
A 30 kg child standing on 50 kg stationary plank which is placed on a smooth horizontal surface jumps off the plank with horizontal component of velocity 16 m s relative to the plank Find recoil velocity of the plank in meter per seconds