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A car accelerates uniformly from 18km/h …

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A car accelerates uniformly from 18km/h to 36km/h in 5 second. Calculate the acceleration of the car.

Posted by Neha Malhotra 4 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Yerrabolu Chakradhar 4 years, 1 month ago

a = 1 m/s2 18km/h = 18 * 5/18 m/s = 5 m/s 35km/h = 36 * 5/18 m/s = 10 m/s Here, u = 5 m/s v = 10m/s t = 5 s v = u + at 10 = 5 + 5a 10 - 5 = 5a 5 = 5a 5 / 5 = a a= 1 m/s2

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