The velocity of a bullet reduce from 200m/s to 100m/s while traveling through a wooden block of thickness 10 cm. The retardation, assuming it to be uniform, will be:
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let ..u=200m/s
v=100m/s
s=0.1m
since it's is retardation !
v^2=u^2-2as
10000=40000-2×a×0.1
30000=0.2a
a=150000m/s^2
v=100m/s
s=0.1m
since it's is retardation !
v^2=u^2-2as
10000=40000-2×a×0.1
30000=0.2a
a=150000m/s^2
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