contestada

The initial speed of the bullet is 822 m/s, and the speed of the bullet after it exits the block is 439 m/s. At what speed does the block move after the bullet passes through it?

Respuesta :

AL2006
Linear momentum is conserved, so the speed of the block after
the bullet has passed through it and continued on its way is

        (383 · mass of the bullet)  divided by  (mass of the block)


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