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DYNAMICS NUMERICAL 5

DYNAMICS NUMERICAL 5


A body has weight 20N. How much force is required to move it vertically upward with an acceleration of 2ms-2
w= 20N
F=?
a= 2 ms-2
g= 20 ms-2
w= mg 








m= 2kg
F=ma
F=(2)(2)= 4N
F= w + F
F= 20 + 4
F= 24N

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