An Olympic-class sprinter starts a race with an acceleration of .
(a) What is her speed 2.40 s later?
(b) Sketch a graph of her position vs. time for this period.
We are given
a) The unknown is . The formula in solving for is
b) The relationship between position and time can be calculated using the formula
The values of the position given the time is tabulated below
|Time (s)||Position (m)|
The values are plotted in the coordinate axes
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