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A 17g bullet strikes and becomes embedded in a 1.25 kg block of wood placed on a horizontal surface just in front of the gun.
A 17g bullet strikes and becomes embedded in a 1.25 kg block of wood placed on a horizontal surface just in front of the gun. If the coefficient of kinetic friction between the block and the surface is 0.38 , and the impact drives the block a distance of 8.9m 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
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