Question :
A bucket tied at the end of a 1.6 m long string is whirled in a vertical circle with a constant speed. What should be the minimum speed so that the water from the bucket does not spill when the bucket is at the highest position?
1. 4 m/sec.
2. 16 m/sec.
3. 6.25 m/sec.
4. None of these
Answer :
1 - 4 m/sec.
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