A truck starts from rest and rolls down a hill with constant acceleration. It travels a distance of 400m in 20s. Find its acceleration
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Answered by
14
Answer:
acceleration = change in velocity/time taken
Step-by-step explanation:
The truck starts from rest, so initial velocity = 0
Distance travelled = 400 m
Time taken = 20 s
We know the equation of motion, S = ut + ½ at2
400 = 0 + ½ a * (20)2
a = 2 m/s2
∴answer is 2 meters per second
Answered by
4
Answer:
a=2ms^-2
Step-by-step explanation:
refer to above imagw
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