Physics..

# Physics.. - Homework 3 Due Monday Sept 19 Read Ch 2 of...

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Homework 3 Due: Monday Sept 19 Read Ch 2 of Anderson 1. % . Household vinegar is 5 acetic acid by weight This solution flows / . through a 2in radius pipe at 3m s What is the mass flow rate of , / acetic acid coming out of the pipe in kg s? 2. Given a velocity field 2 2 x y u x e y e = + r r r . What is the dilation? Show ( , ) , those regions of the x y plane where fluid particles are expanding where they are shrinking and where they are neither growing nor . - < < , < < shrinking Visualize the velocity vectors in a region 2 x 2 0 y 2 . ( : of the upper half plane Note Matlab quiver is the best tool for ). this purpose 3. Given a velocity field 3 x y z u xe Kye ze = + + r r r r , where K is some constant / . and velocities are measured in m s Find the rate of expansion of a ( . . ). fluid particle i e the fractional increase in volume per second What value would K have to have for the fluid to be incompressible? 4.

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Physics.. - Homework 3 Due Monday Sept 19 Read Ch 2 of...

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