Flow Rate: an Incompressible Fluid Flows Steadily Through a Pipe

question 17

Multiple Choice

Flow rate: An incompressible fluid flows steadily through a pipe that has a change in diameter. The fluid speed at a location where the pipe diameter is 8.0 cm is 1.28 m/s. What is the fluid speed at a location where the diameter has narrowed to 4.0 cm?

• A) 0.32 m/s
• B) 0.64 m/s
• C) 1.28 m/s
• D) 2.56 m/s
• E) 5.12 m/s

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Definitions:

Polymer

Large molecules made up of repeating structural units known as monomers, used in a wide range of materials including plastics, textiles, and natural substances.

Monomer Unit

A small molecule that can bind chemically to other monomers to form a polymer, serving as the basic building block of polymers.

Anionic Polymerization

A type of chain-growth polymerization where the active center of the polymer chain is a negative ion.

Methyl α-cyanoacrylate

A compound known commonly as super glue; used as an adhesive due to its rapid polymerization properties.