(b) A steady flow field equation in 2-dimension Cartesian coordinates is given as the equation below. V = (u, v) = (ax²

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B A Steady Flow Field Equation In 2 Dimension Cartesian Coordinates Is Given As The Equation Below V U V Ax 1 (77.46 KiB) Viewed 40 times

(b) A steady flow field equation in 2-dimension Cartesian coordinates is given as the equation below. V = (u, v) = (ax² + 0.5y 0.75)i + (bx + 0.3y² - 0.8) Pressure is highest in the flow field at point A (x = 1.0, y = 1.0). (i) Find coefficients a and b in the above flow field equation. (3 marks) (ii) Calculate the velocity and acceleration vectors at another point, B, in the flow field with coordinates (x, y) = (1.8, 2.5). (3 marks) (iii) Determine the flow rotational speed, linear strain and shear strain at point B. (3 marks) (iv) From an originally square shape at point B, sketch the transformation observed during the flow. (3 marks)