6. For a two-dimensional flow, the velocity field is ū = 12 jwhere i and j are the basis vectors in the x-y Cartesian coordinate system. Identify the CORRECT statements from below. (1) The flow is incompressible. (2) The flow is unsteady. (3) y-component of acceleration, ay (z²+y²)² (R+z)- (4) x-component of acceleration,az

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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6. For a two-dimensional flow, the velocity field is ū =
1²+y •
jwhere i and j are the basis
vectors in the x-y Cartesian coordinate system.
Identify the CORRECT statements from below.
(1) The flow is incompressible.
(2) The flow is unsteady.
-y
(3) y-component of acceleration, ay
(z²+y²)²
-(z+y)
(4) x-component of acceleration,az
(2²+y?)²
(A) (2) and (3)
(B) (1) and (3)
(C) (1) and (2)
(D) (3) and (4)
Transcribed Image Text:6. For a two-dimensional flow, the velocity field is ū = 1²+y • jwhere i and j are the basis vectors in the x-y Cartesian coordinate system. Identify the CORRECT statements from below. (1) The flow is incompressible. (2) The flow is unsteady. -y (3) y-component of acceleration, ay (z²+y²)² -(z+y) (4) x-component of acceleration,az (2²+y?)² (A) (2) and (3) (B) (1) and (3) (C) (1) and (2) (D) (3) and (4)
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