Question on: SS1 Physics - Motion 2
An object is moving with a constant acceleration. If its initial velocity is 10 m/s and its final velocity is 30 m/s, what is the displacement of the object during a 1-second time interval?
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A
10 m
B
20 m
C
30 m
D
40 m
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Correct Option: B
Using the equation s = (v + u) X t / 2:
s = (30 m/s + 10 m/s) X 1 s / 2
s = 40 m/s X 1 s / 2
s = 20 m
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