devashsood2972 devashsood2972

22-02-2024
Physics

contestada

The position of a particle as a function of time is given by r =(6.6 i + 3.0 j)t²m, where t is in seconds. Speed when t=6.
a) 120 m/s
b) 90 m/s
c) 72 m/s
d) 36 m/s

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