# equation of continuity - simple physics help please?

for 9 I got 16V. I know there are 3 blood vessels but isn't the eqn just Area of blood vessel*velocity of blood =A2v2 ?

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- Andrew SmithLv 72 months ago
It is. But as there are THREE blood vessels the area is N * r^2 = 3 * R^2 /16

so v2 * 3/16 = V * 1 -> v2 = 16 V/3

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