A model of torpedo is tested in a towing tank at a velocity of 25 m/se – McqOptions

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1.	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 ?
A.	1 : 5
B.	1 : 2.5
C.	1:V5″
D.	1 : 53/2
Answer» B. 1 : 2.5

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