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One Liter Of 20∘C20 ^ { \circ } \mathrm { C }

Question 10

Multiple Choice

One liter of 20∘C20 ^ { \circ } \mathrm { C } C water is collected from a 60-cm-long, 4-mm-diameter tube over a time span of 4 minutes. The length of the entrance region is nearest:


A) 15 cm
B) 25 cm
C) 35 cm
D) 45 cm

Correct Answer:

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