Question

train decreases its speed from 180 km/hr to 162 km/hr in10s.Find the acceleration of the train.please answer

Answer 1

Answer:

Step-by-step explanation: acceleration of an object = initial speed- final speed by time

so here it will be 180-162/10 = 18/10

which is = 0.18 in decimal

and 9/5 in fraction

[ simplest forms]

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Answer 2

Answer:

the speed decreased is 18 km/ hr

acceleration is speed decreased/ time

18 km/ hr = 5 m / sec

therefore,

$0.5m \: {s}^{2}$

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