What force has to be exerted on a mass 60kg to ... - JAMB Physics 2016 Question
What force has to be exerted on a mass 60kg to give it an acceleration of 10ms-2 vertically upwards?
[g = 10ms-2
[g = 10ms-2
A
300N
B
600N
C
1200N
D
400N
correct option: c
F = Ma + mg = 60 x 10 x 60 x 10 = 1200N
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