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Water from a tap emerges vertically downwards with an initial spped of `1.0ms^-1`. The cross-sectional area of the tap is `10^-4m^2`. Assume that the pressure is constant throughout the stream of water, and that the flow is steady. The cross-sectional area of the stream 0.15 m below the tap is

A

`5.0 xx 10^-4 m^2`

B

`1.0 xx 10^-5 m^2`

C

`5.0 xx 10^-5 m^2`

D

`2.0 xx 10^-5 m^2`

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