Q. The velocity vector in a fluid is given V=5x⁴+3y²+2z( in metre/sec). What is the acceleration of it at point (1,3,4) ?

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Q. Determine the third velocity component such that continuity equation is satisfied if two components are u=2y², w=2xyz.

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Q. Determine the third velocity component such that continuity equation is satisfied if two components are u=x²+y²+z², v=xy² – yz² + xy.

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Q. A fluid flow field is given by

V=x²yi+y²z-(2xyz+yz)k

Calculate it’s acceleration at the point (1,3,5)

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Q. A fluid flow field is given by

V=y²xi+z²x-(2xyz+yz)k

Calculate it’s acceleration at the point (2,4,4)

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Q. Convective acceleration cannot be found if the fluid flow equation is not satisfying the continuity equation but local acceleration can be found.

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Q. Local acceleration has constant value for a steady flow.

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Q. Total acceleration has the same value as convective acceleration in case of unsteady flow.

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Q. Which equation must be perfunctorily satisfied while dealing with fluid flow problems?

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Q. Convective acceleration is defined as the rate of change of velocity due to change of velocity with respect to time.

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Q. When fluid element moves from one position to another, what type of motion is it?

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Q. When fluid element moves from one position to another and it undergoes change in its dimensions, what type of motion is it?

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Q. If there is change in angle contained by two sides, the average of the angle is

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Q. What is the magnitude of vorticity?

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Q. The flow of fluid along curvilinear or curved path is known as

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Q. When external torque is absent the type of vortex flow is

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Q. Which of the following is not an example of forced vortex flow?

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Q. Which of the following is not an example of free vortex flow?

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Q. Equation of motion for vortex flow does not take into account centrifugal force.

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Q. Equation of motion for vortex flow does take into account shear force.

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