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For a two-dimensional flow, the velocity field is 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,

4. x-component of acceleration,
[2016, Set-3]
  • a)
    2 and 3
  • b)
    1 and 3
  • c)
    1 and 2
  • d)
    3 and 4
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
For a two-dimensional flow, the velocity field is are the basis vecto...


The velocity components are not functions of time, so flow is steady according to continuity equation,

Since it satisfies the above continuity equation for 2D and incompressible flow.
∴ The flow is in compressible.
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Most Upvoted Answer
For a two-dimensional flow, the velocity field is are the basis vecto...


The velocity components are not functions of time, so flow is steady according to continuity equation,

Since it satisfies the above continuity equation for 2D and incompressible flow.
∴ The flow is in compressible.
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For a two-dimensional flow, the velocity field is are the basis vectors in the x – y Cartesian coordinate system. Identify the CORRECT statements from below.1. The flow is incompressible2. The flow is unsteady3. y-component of acceleration,4.x-component of acceleration,[2016, Set-3]a)2 and 3b)1 and 3c)1 and 2d)3 and 4Correct answer is option 'D'. Can you explain this answer?
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