richardsoncns richardsoncns
  • 15-11-2018
  • Mathematics
contestada

A truck speeds up from a velocity of 6m/s to 14 m/s in 4 seconds. What is the trucks acceleration?

Respuesta :

amybustos24 amybustos24
  • 15-11-2018

As it is given here


initial speed is


v_i = 6 m/s


After 4 seconds the final speed is


v_f = 14 m/s


so here we can use the formula of acceleration using kinematics


a = \frac{v_f - v_i}{t}


a = \frac{14 - 6}{4}


a = 2 m/s^2


so here it will accelerate at 2 m/s^2 rate.



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