The hypodermic needle in the figure contains a liquid (SG 1.05). If the serum is to be injected steadily at 6 cm3/s, how fast should the plunger be advanced (a) if leakage in the plunger clearance is neglected; and (b) if leakage is 10 percent of the needle flow?

Transcribed Image Text:

D1 = 0.75 in D2 = 0.030 in