Asked by Reem
choose the correct answer and why?
a car starts from rest and reaches speed of 80 km/h in 16 s
the average acceleration of the car is:
a\ 0.7 m/s*2
b\1.4 m/s*2
c\5 m/s*2
a car starts from rest and reaches speed of 80 km/h in 16 s
the average acceleration of the car is:
a\ 0.7 m/s*2
b\1.4 m/s*2
c\5 m/s*2
Answers
Answered by
Henry
Speed = 80km/h = 80000m/3600s = 22.22m/s
a = (V-Vo)/t = (22.22-0)/16 = 1.4 m/s^2.
a = (V-Vo)/t = (22.22-0)/16 = 1.4 m/s^2.
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