a Evaluate the dot product of a and...

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Fluid Mechanics (ECH 141) Problem Set #1 Due Wednesday 1/18/2017 1. a) Evaluate the dot product of a and b a = xe x + 1 xy ( ) e y + e t e z and b = 2e x + 3e y + e z . b) Find the magnitude of the vector a if a = cos θ e x + sin θ e y + e z . if Solution
2. Find the component of the vector field a in the direction of the unit vector n , if a = xe x + 1 xy ( ) e y + e t e z and n = 2 2 e x + 2 2 e y .

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