A train moving with velocity of 54 km per hour is acceleration so that its velocity becomes 72 km/hr in 15 hr find the acceleration of the trains
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let a be the acceleration
72 kph - 54 kph = a*(15 secs)
18 kph = 15a(secs)
let's now convert 18 kph to m/s
18 km/hr x (1 hr/3,600 secs) x (1,000 m/1 km) = 5 m/s
5 m/s = 15a(secs)
1/3 m/s^2 = a ---> final answer!
72 kph - 54 kph = a*(15 secs)
18 kph = 15a(secs)
let's now convert 18 kph to m/s
18 km/hr x (1 hr/3,600 secs) x (1,000 m/1 km) = 5 m/s
5 m/s = 15a(secs)
1/3 m/s^2 = a ---> final answer!
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