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Geo / Hydro
An open cylindrical vessel 1.3 m in diameter and 2.1 m high is 2/3 full of water. If rotated about the vertical axis at a constant angular speed of 90 rpm.What should have been the least height of the vessel so that no water is spilled out?
0.955 m
1.91 m
2.355 m
3.5 m
Answer:
2.355 m
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