Physics > 2000 > 7
WASSCE
A ball bearing is gently relased from rest and allowed to fall through a vicous fluid. which of the following statement about the motion is correct?
A.
its accerelation decreases before terminal velocity is attained
B.
when terminal velocity is attained the acceleration of the fluid becomes zero
C.
its velocity increases before terminal velocity is attained
D.
velocity
Answer: B
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