When Poiseuille's law is rearranged for pressure, what adjustment must be made in driving pressure to maintain the same flowrate when the radius of the tube is reduced by 50% ?
a. The pressure must be increased to 4 times the original pressure
b. The pressure must be increased to 16 times the original
c. The pressure must be doubled
d. The pressure must be reduced by 50%
b. The pressure must be increased to 16 times the original
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