UPSC Civil Service Exam Questions - Civil Engineering Questions and Answers

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Which one of the following statements is not correct ?

Models are always smaller than the prototypes.

Dynamic similarity between a model and a prototype can be verified by equating Reynold's number in a viscous flow.

Mach number achieves significance when the velocity of fluid approaches or exceeds the sonic velocity.

Distorted models are always exaggerated on a vertical scale.

Answer : Option A

Explanation :

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