Answer in Physics for Goddiee #226308
January 24th, 2023
Find the initial speed of the block before it started slowing down along a 1.5m-distance:
“v=sqrt{2ad}=sqrt{2frac FMd}=0.48text{ m/s}.”
The speed of the bullet can be found by momentum conservation assuming its mass is infinitesimal compared to the block:
“mu=Mv,\space\nu=frac Mmv=frac{2.4}{m}.”