A bullet is fired on a wall with a velocity of 50 m/s. if the bullet stops at a depth of 10 cm inside the wall, then find the retardation produced by the wall.
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4
v^2=u^2+2as
0=2500-2×a×0.1
a=12500m/s
it is retardation
0=2500-2×a×0.1
a=12500m/s
it is retardation
Answered by
5
u=50
S=10/100=1/10m
v=0
v^2=u^2+2as
0=2500+2a×1/10
-2500=1/5a
a=-12500
retardation=12500m/s^2
S=10/100=1/10m
v=0
v^2=u^2+2as
0=2500+2a×1/10
-2500=1/5a
a=-12500
retardation=12500m/s^2
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