Distance, Displacement & Average Speed
The minute hand of a wall-clock is cm long. The average velocity of the tip of the minute hand between am to am is
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Answer: (b)
- From 6:00 to 7:30 the minute hand makes turns: tip moves from the 12 mark to the 6 mark.
- Displacement cm; time s.
- Average velocity cm/s
- So the answer is (b) cm/s.