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Classical Mechanics

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Continuity Equation: Flow Speed vs. Position

CLMECH-LOJG31

An ideal fluid is flowing down a continuous pipe. A graph of the flow speed of the fluid as a function of the position along the pipe is shown below.

Created for Albert.IO by Suzanne Taylor

Which of the following options could explain the change in flow speed shown in the graph?

Select ALL that apply.

A

The cross-sectional area of the pipe is increasing.

B

The radius of the pipe is decreasing.

C

The pipe is angled upwards.

D

The density of the fluid is decreasing.