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WAEC - Physics (1992 - No. 3)
What change in velocity would be produced on a body of mass 4kg if a constant force of 16 N acts on it for2 s?
0.5 ms
-1
2.0ms
-1
8.0 ms
-1
32.0 ms
-1
128.0 ms
-1
Paliwanag
F =
m(v - u)
/
t
; (v - u) =
Ft
/
m
= 8.0
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