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JAMB - Physics (1983 - No. 13)
A train has an initial velocity of 44ms
-1
and an acceleration of -4ms
-1
. Its velocity after 10 seconds is
2ms
-1
4ms
-1
8ms
-1
12ms
-1
16ms
-1
解释
Using V = at + u
V = (-4 x 10) + 44
= 4ms
-1
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