Two identical cylindrical vessels with their bases at same level each contains a liquid of density |
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a) |
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b) |
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c) |
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d) |
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Two identical cylindrical vessels with their bases at same level each contains a liquid of density |
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a) |
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b) |
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c) |
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d) |
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(d)
If is the common height when they are connected, by conservation of mass
[As
given]
As and
are heights of initial centre of gravity of liquid in two vessels, the initial potential energy of the system
…(i)
When vessels are connected the height of centre of gravity of liquid in each vessel will be
Final potential energy of the system
…(ii)
Work done by gravity