Que 1 A body of mass m 10 2 kg is moving in a medium and

Last updated: 6/9/2023

Que 1 A body of mass m 10 2 kg is moving in a medium and experiences a frictional force F k v 2 Its initial speed is v 10 m s If after 10 s its energy is 1 4 times the initial kinetic energy the value of k will be 10 1 Kg ms 10 4 Kg s 10 3 Kg s 10 4 Kg m