Saved Bookmarks
| 1. |
A car is moving with a velocity of 54 km/h.the kinetic energy of a boy of mass 40 kg sitting in the car is In ANSWER IS 4500J |
| Answer» FIRST we have to CONVERT the VELOCITY into m/s from km/h. Velocity in m/s = 54 × (5/18) = 15 m/s. | |