A student is carrying textbooks down a hallway. Why is no work done on the textbooks as they are carried?
Force is upward, and motion is forward.
Force and motion are in the same direction.
Motion is upward, and the force is forward.
Force and motion are in opposite directions.
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1
Answer:
force is upward and motion is forward
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0
Answer:
work is done there.
BUT, work done by gravity is zero.
I have seen a lot of people asking this, I have refered a lot and conversed with many lecturers.
This is what they said
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