volume_mute
How much work is done in carrying a 12-newton hammer while holding it at a constant 1.5 meters above the floor?
publish date: 2023/06/30 02:18:00 GMT+10
volume_muteput your answer in numeric format
Missing Word
Correct Answer
0
Explanation
The reason that no work is done is that as you carry the hammer you exert a force upward on it, but there is no displacement in this direction. You do not exert a force horizontally while you are moving something horizontally at a constant speed.
Reference
Basic Physics: A Self-Teaching Guide