Work is being done in which of these situations? All motions are at a constant velocity (including velocity = zero).
A. Jessica pushes a 25 kilogram cart a distance of 10 meters.
B. Bane carries a 20 kilogram box a distance of 50 meters.
C.
A weightlifter holds a 100 kilogram barbell over his head.
D.
All is trying to push a truck away from the parking lot.
E.
Yana carries a 5 kilogram bag a distance of 1 kilometer.
Reset
Next