APFIVE Fluid Efflux from a Tank
A cylindrical tank with cross-sectional area 0.5 m² is filled with water to a height of 3.0 m. A small hole with area 1.0 cm² is made at the bottom of the tank. Assuming the water level drops very slowly, what is the initial speed of water exiting the hole?
A
3.0 m/s
B
7.7 m/s
C
5.4 m/s
D
9.8 m/s
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