Skin friction at the surface of a fish can be reduced by
A) Swimming faster
B) Swimming slower
C) Having an irregular surface with small bumps
D) None of the above
Correct Answer:
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Q1: The Reynolds number increases when
A) Water velocity
Q2: Which of the following is true?
A) Dynamic
Q3: A bacterium likely lives
A) Under high Reynolds
Q4: Within a boundary layer
A) Flow is always
Q5: Bernoulli's principle predicts
A) That pressure varies inversely
Q6: In a system of pipes, if water
Q7: You can reduce drag on a fixed
Q8: If pressure drag is acting on an
Q10: Inertial forces dominate strongly when
A) Re <
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