A certain car has an acceleration of 2.4m/s2.assume that its acceleration remains constant.starting from rest,how long does the car require to reach a velocity of 90km/hr?how far does it travel while reaching that velocity?
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Answer:
a = 2.4 ms²
v²- u² = 2*a*s
initial velocity, u = 0
final velocity, v = 90km/hr = 90*5/18 ms = 25ms
25² - 0 = 2* 2.4*s
625/4.8 = s
s = 130.2 m
Explanation:
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