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GATE 2023 || Fluid Mechanics & Machinery || Quiz 5

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Question 1

The path traced by a fluid particle over a period of time is_______.

Question 2

The velocity of flow field is V = . What is the vorticity vector at (1,1,1)?

Question 3

If U and V, the component of velocity in x and y direction respectively are given U = ay and
V = bx + cy then flow exist when

Question 4

If the velocity vector in a two-dimensional flow field is given by 2xy i+ (3y3-x2)j, then the vorticity vector curl will be______.

Question 5

Given the discharge passing between the stream lines through the point (1, 3) and (3, 3) is.

Question 6

For the stream function Ψ=3x2y-y3 the velocity at point (2, 3) is _________.

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