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A dragster accelerates to a speed of 100 m/s over a distance of 398 m. Determine the acceleration (assume uniform) of the dragster.

Added Wed, 17 Jun '15

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First - recall the kinematic equation V^2 = V_0^2 + 2*a*x

In this problem,

we are solving for a,

V = 100 m/s

V_0 = 0 m/s

and x = 398 m

Plug them in and Solve

(100m/s)^2 = 0^2 + 2 * a * 398

>> 10,000-m^2/s^2 / 2 / 398-m = a

>> 12.56 m/s^2 = a

a = 12.56 m/s^2

Added Wed, 17 Jun '15

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