A $21g$ bullet strikes and becomes embedded in a

$1\mathrm{.}55kg$ block of wood placed on a horizontal

surface just in front of the gun.

Part A

If the coefficient of kinetic friction between the block and the surface is $0\mathrm{.}34,$

and the impact drives the block a distance of $7\mathrm{.}5m$ before it comes to rest,

what was the muzzle speed of the bullet?

Express your answer to two significant figures and include the

appropriate units.

$v=$

$[$

X Incorrect; Try Again; $3$ attempts remaining