1) In the following example determine the direction of force and of displacement
Identify positive, negative or zero work done by applying the force
i)Pushing a stalled vehicle.
ii) Tying a stone to one end of a string and swinging it round and round by the
other end of the string.
iii) Catching a ball thrown by a friend.
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Answer:
1. Positive Work
2. Zero
3. Negative Work
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