Q.

A tank of height 5m is full of water. There is a hole of cross-sectional area 1 cm2 in its bottom. The initial volume of water that will come out from this hole per second is

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a

10−3m3/s

b

10−4m3/s

c

10m3/s

d

10−2m3/s

answer is A.

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Detailed Solution

Velocity of outflow, v=(2gh) V=2×10×5=10m/s Volume of liquid flowing out V=V× area of hole =10×10−4=10−3m3/s
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A tank of height 5m is full of water. There is a hole of cross-sectional area 1 cm2 in its bottom. The initial volume of water that will come out from this hole per second is