The velocity of a train is 30 m/s to 40 m/s in 20 seconds.
Calculate the acceleration.
please mark the answer
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Answer:
I hope you get it
Explanation:
S
1
=(
2
u+v
)t
=20×20=400m
S
2
=40×20=800m
S
3
=(
2
u+v
)t
=20×40=800m
Total displacement =2000 m
Total time taken =80 m
V=
80
2000
=25m/s
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