A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water?
A10 m/sec
B250 m/sec
C50 m/sec
D2 m/sec
E25 m/sec
Correct answer
D. 2 m/sec
Explanation
The correct answer is 2 m/sec.