train accelerater uniformly from 36km/h to 72 km/h in 20s. Find the distance travelled.
1 point
a. 300m
b. 150m
c. 200m
d. 100m
Answers
Answered by
4
Answer:
200 m is the correct answer mate
hope it help
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Answered by
0
300m. please mark me as brainly expert and PLZZ follow me
Explanation:
36 km/h = 10 m/s
72 km/h = 20 m/s
a = (v - u)/t
a = (20 - 10)/20
a = 0.5 m/s^2
S = ut + 0.5at^2
S = 10*20 + 0.5*0.5*20^2
S = 300 m
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