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Water flows through a tube shown in figu...

Water flows through a tube shown in figure. The areas of cross section at A and B are `1cm^2 and 0.5 cm^2` respectively. The height difference between A and B is 5m. If the speed of water at A is 10 `cms^-1` find a the speed at B and b the difference in pressures at A and B.

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The correct Answer is:
[(a) 20 cm/s, (b) `485 N//m^(2)`]
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