Physics > 2018 > 5
WASSCE
During a training session, two footballers pass a ball repeatedly between each other. The 'to and fro' motion of the ball is not simple harmonic because the
I. acceleration of the ball is not directed towards a fixed point
II. restoring force is not directed towards the centre.
III. acceleration of the ball is not directly proportional to the displacement from a fixed point
Which of the statements above are correct?
I. acceleration of the ball is not directed towards a fixed point
II. restoring force is not directed towards the centre.
III. acceleration of the ball is not directly proportional to the displacement from a fixed point
Which of the statements above are correct?
A.
I and III only
B.
I and II only
C.
II and III only
D.
I, II and III
Answer: A
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