help me please ___________
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Force = mass × acceleration (F=MA)
A= F/m
a= 4 m/s ².
We know that,
K.e = 1/2 mv²
To find v:-
V= u+at
V= 0+40
V= 40 m/s.
K.E = 1/2 ×5×40×40
K.E =4000 J.
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