Question
a string exerts an upward tension of 45N on a 5 kg block as it lowers the block a distance of 4 meters.
- find the change in gravitational Energy for the system as the block drops 4 meters a and find the change in kinetic energy as the block drops 4 meters?
- find the change in gravitational Energy for the system as the block drops 4 meters a and find the change in kinetic energy as the block drops 4 meters?