Example 9.5 The velocity-time graph of a
ball of mass 20 g moving along a
straight line on a long table is given in
Fig. 9.9.
Velocity (cm/s) -
1
2
3
T
4 5 6
time (s)
7
8
9
10
11
Fig. 9.9
How much force does the table exert
on the ball to bring it to rest?
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Answer:
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