Q. Why does Rayleigh’s method have limitations?

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Q. Which among the following is same as the Rayleigh’s method?

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Q. Which among the following is not a dimensionless number?

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Q. What is a model analysis?

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Q. What is a prototype?

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Q. Advantage of a model analysis is_________

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Q. Why do we need a model analysis?

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Q. The similarity between the motion of model and prototype is_________

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Q. The similarity between the forces of model and prototype is ________

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Q. Which among these forces does not act in a moving fluid?

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Q. What is the formula for elastic force?

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Q. For a dynamic similarity between a model and a prototype, the ratio of their forces in the model and the prototype must be equal.

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Q. Similitude is a concept applicable to the testing of _________

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Q. Which among the following is the main application for Similitude?

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Q. Which among the following is not a criteria to achieve similitude?

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Q. A model of with same shape is__________

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Q. Which among the following have similar fluid streamlines?

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Q. Which among the following have the same forces acting on them?

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Q. All the parameters in a similitude are described using_________

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Q. Physical similitude has exactly the same geometric shape of the prototype.

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