Physics
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The figure below illustrates the position vs time plot for two bikes, P and Q. At what specific time(s) do the bikes cross paths? Which bike overtakes the other?
Cross paths at t = 8 s, bike Q overtakes bike P
Cross paths at t = 5 s, bike P overtakes bike Q
Cross paths at t = 4 s, bike Q overtakes bike P
Cross paths at t = 2 s, bike P overtakes bike Q