Q. “The velocity of entrance and exit through a nozzle remains the same.” Is this ever possible?

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Q. Three flows named as 1,2 and 3 are observed. The Reynold’s number for the three are 100, 1000 and 10000. Which of the flows will be laminar?

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Q. Three flows named as 1,2 and 3 are observed. The flow velocities are v1 and v2. If all other geometrical factors remain the same along with the fluid considered, flow is more likely to be laminar?

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Q. What will be the shape of the pathline for an one-dimensional flow be like?

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Q. Which of the following is correct?

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Q. What is the maximum number of times the pathlines of two particles can intersect in an one dimensional flow?

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Q. The velocity of a point in a flow is

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Q. Which of the following is correct?

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Q. The streamlines of the particles in a flow are recorded. If the streamline distribution remain the same even after sometime, what type of flow can it be?

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Q. If the streamlines of the particles in a flow are parallel to each other, what type of flow can it be?

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Q. Which of the following is correct?

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Q. Which of the following is correct?

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Q. The path taken by the smoke coming out of a chimney (in concentric circles) represents a

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Q. Which of the following is correct?

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Q. Which of the following is correct?

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Q. If a liquid enters a pipe of diameter d with a velocity v, what will it’s velocity at the exit if the diameter reduces to 0.5d?

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Q. The continuity equation is based on the principle of

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Q. Two pipes of diameters d1 and d2 converge to form a pipe of diameter d. If the liquid flows with a velocity of v1 and v2 in the two pipes, what will be the flow velocity in the third pipe?

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Q. Two pipes of diameters d1 and d2 converge to form a pipe of diameter 2d. If the liquid flows with a velocity of v1 and v2 in the two pipes, what will be the flow velocity in the third pipe?

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Q. Two pipes, each of diameter d, converge to form a pipe of diameter D. What should be the relation between d and D such that the flow velocity in the third pipe becomes double of that in each of the two pipes?

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