Question

4. A train starting from a railway station and moving with uniform acceleration attains at
speed of 40 km/h in 10 minutes. Find its acceleration
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Answer 1

Let , 40 km/h = x m/min

or, x m/min= (40000÷60)m/min

or, x m/min =666.7 m/min (approx)

a=(v-u)/t

a=(666.7-0)/10

a=66.67 m/s^2