A bullet having a mass of 10 kg and moving with a speed of 1.5 m/s.penetrates a tck wooden plank of mass 90 kg. the plank was initially at rest. the bullet gets embedded in the plank and both move together determine their velocity.
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hey here is ur answer...
initial momentum =10×1.5
=15 N s
now final mass of system = 10 + 90
=100 kg
let the final velocity be V.
so by momentum conservation
Pi= Pf
15=100V
that is V= 15/100
V=0.15 m/s
hope this helps plz mark it brainliest .
initial momentum =10×1.5
=15 N s
now final mass of system = 10 + 90
=100 kg
let the final velocity be V.
so by momentum conservation
Pi= Pf
15=100V
that is V= 15/100
V=0.15 m/s
hope this helps plz mark it brainliest .
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