Assuming the same pressure gradient, flow through a xylem conduit with a diameter of 100 $\mu$m is _____ times faster than a similar conduit with a 25-$\mu$m diameter.

Name: Assuming the same pressure gradient, flow through a xylem conduit with a diameter of 100 $\mu$m is _____ times faster than a similar conduit with a 25-$\mu$m diameter.
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Question

Quizplus · Accepted Answer

The flow rate through a conduit is proportional to the fourth power of its diameter (Hagen-Poiseuille equation). Therefore, (100/25)^4 = 256 times faster.

Assuming the Same Pressure Gradient, Flow Through a Xylem Conduit μ\muμ

Assuming the Same Pressure Gradient, Flow Through a Xylem Conduit $\mu$