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Answer:
Given:-
Distance (S) = 100m
Time (t) = 5sec
To find:-
Final velocity
By applying S - ut = 1/2at^2
100 - 0×5 = 1/2×a×25
100 = 12.5a
a = 100/12.5
a = 8m/s^2.
By applying v^2 = u^2 + 2as
= 0^2 + 2×8×100
v^2 = √1600
v = 40m/s.
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