Mechanical Engineering > GATE 2017 SET-1 > Fluid Kinematics
Consider the two-dimensional velocity field given by V = (5 + a1x + b1y)i + (4 + a2x + b2y)j, where a1, b1, a2 and b2 are constants. Which one of the following conditions needs to be satisfied for the flow to be incompressible?
Correct : b
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