A scale model of submarine is used to determine the drag force on the actual sub

Question

A scale model of submarine is used to determine the drag force on the actual submarine during deep water crusing. Which of the following are the appropriate dimensionless -groups for this problem?

D. All of the above

E. A and B

A. Drag coefficient

A scale model of submarine is used to determine the drag force on the actual submarine during deep water crusing. Which of the following are the appropriate dimensionless -groups for this problem? A. Drag coefficient StartStartFraction Upper D OverOver rho ? Upper V Superscript 2 Baseline StartFraction Upper L Superscript 2 Baseline Over 2 EndFraction EndEndFraction B. Reynolds number StartFraction rho ? Upper L ? Upper V Over mu EndFraction C. Froude number StartFraction Upper V Over StartRoot g ? Upper L EndRoot EndFraction D. All of the above E. A and B

Explanation / Answer

E

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