For the position-time graph shown, what was the instantaneous position of the athlete at 3 s?
Options
A
15 m
B
20 m
C
25 m
D
30 m
Answer & Analysis
Answer
D
Analysis
In a position - time graph ( graph), the
position of the object is plotted on the y - axis and the time is plotted on
the x - axis. To find the instantaneous position at t = 3s, we look at the value
of x corresponding to the given value of t on the graph.
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