Following table gives the displacement of a car at different instants of time. What will be the displacement of car at 4.5 s?
Time(s)
0
1
2
3
4
Displacement (m)
0
5
10
15
20
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Solution
Here the object is covering equal displacement in equal intervals of time. Hence the object is moving with a uniform velocity. The displacement-time graph of the object is given below:
From the above graph displacement at t = 4.5 sec is 22.5 m.