A crane lifts a 200 N object vertically upward by 5 m. How much work is done by the lifting force?
The work done by a force is given by:
Where:
is the work done,
is the applied force,
is the displacement of the object,
is the angle between the force and the displacement direction.
Since the force is applied vertically upward and the displacement is also vertical, the angle , so Click "Show Answer" to reveal the answer and analysis
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