2. Give very short answers to the following questions:
(5 » 2 = 10 marks
a. Sonia was playing basketball and bouncing the basketball up and down. Is work being
done in this situation? Explain your answer.
(2 marks
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4
Answer:
no work is not done here
because there is no displacement of the position even though force is applied
the ball's initial and final positions are same
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