In which of the following situations is the most work done on the object?
a. holding a 50 kg...
In which of the following situations is the most work done on the object?
a. holding a 50 kg object.
b. carrying a 30 kg object down a 40 m long hallway.
c. lifting a 20 kg object 1 m up.
d. carrying a 15 kg object up a flight of stairs.
e. lowering a 25 kg object from a second story balcony to the ground
Answers: 3
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