) An odometer changes its reading from 720 km to 750 km when the car is moving at a speed of 60 km/h. How much time did the car take in minutes to change the reading
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car takes 30 minutes
ridhi2006:
How much time did the car take in minutes to change the reading
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displacement of the car = 750 - 720 = 30km.
let assume the car had no acceleration. a = 0.
s = ut + .5at^2
30 = 60/t as a = 0
t = .5h= 30 min.
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