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physics energy
Question | Answer |
---|---|
work | transfer of mechanical energy |
power | rate of which work is done |
positive work | forces in the direction of an objects motion |
negative work | forces in the opposite direction of an objects motion |
=fdcos() | work |
work/time | power |
fd/t | power |
energy | the ability to do work |
Nm | work |
Watt | power |