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Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 27 (Q.No. 8)
UPSC Civil Service Exam Questions
8.
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
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.
Sindhu Jatothu said:   4 years ago
Models are a replica of the actual structure but it is not necesaary that model is always smaller than prototype. It may be or may not be smaller than prototype.
Vandana gariya said:   5 years ago
How? Please give the explanation of the answer.
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