a person having 50kg-wt weight falls on ground from a height of 6.4m and comes to rest within 1/10th second. what is the force experienced by the person?
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Given:-
mass=50kg
height=6.4m
comes to rest , therefore,..v=0,
nd it's dropped , so ., u=0
t=1/10 sec
s= ut + 1/2at²
6.4= 1/2a(1/10)²
6.4=1/2a(1/100)
a=6.4*2*100
a=128m/s²
Force= m *a
Force=>50* 128=6400N
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