A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used?

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A1:V5′′

B1 : 5

C1 : 53/2

D1 : 2.5

E1 :25

Correct answer

B. 1 : 5

Explanation

The correct answer is 1 : 5.

A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used? - Answer and Explanation | Academy of Pakistan