The time t needed for a liquid to drain from the pipette is thought to be a function of the fluid’s density r and viscosity , the nozzle’s diameter d, and gravity g. Show how to obtain the two Π terms...

The time t needed for a liquid to drain from the pipette is thought to be a function of the fluid’s density r and viscosity
, the nozzle’s diameter d, and gravity g. Show how to obtain the two Π terms
 where q = t and
. If the liquid is water at a temperature of 15°C, an experiment produced the data for the time versus the diameter of various tubes. Use this data to plot the relationship between the two Π terms.