Physics
FransiscaZehner457
16

a car accelerates from rest at 3.6m/s^2. how much time does it need to attain a speed of 7 m/s? awnser in units of s.

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(2) Answers
alexusj03

initial velocity: 0 final velocity: 7 m/s a = 3.6 t = ? x = ? (7-0)/3.6 = t t = 1.94 s

babyjay

general formula is acceleration= velocity / time  acceleration / velocity = time  3.6 / 7 = time 0.514 seconds = time 

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