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Question
Figure 4 shows how the force exerted
normally on a vertical wall by a fast moving
tennis ball varies with time.
20.
f/N 1
t/s
A
Figure 4
Which of the following statement is correct
about the interaction?
A The area under the graph gives the
change in momentum experienced by
the ball.
B The contact of the ball witlh the wall
begins at Y and ends at X.
CThe maximam pressure on the ball is
X.
D The minimum impulse on the ball is at
N.
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Transcribed Image Text:Figure 4 shows how the force exerted normally on a vertical wall by a fast moving tennis ball varies with time. 20. f/N 1 t/s A Figure 4 Which of the following statement is correct about the interaction? A The area under the graph gives the change in momentum experienced by the ball. B The contact of the ball witlh the wall begins at Y and ends at X. CThe maximam pressure on the ball is X. D The minimum impulse on the ball is at N.
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