the speed of moving car becomes 18km/h to 90km/h in 2 minutes than find acclaretion in m/s square
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Explanation:
18 km/h = 18 * (5/18) = 5 m/s
90 km/h = 90 * (5/18) = 25 m/s
time = 2min = 120 sec
acceleration = v-u/t = 25-5/120 = 20/120 = 1/6 m/s2
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