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## Homework Statement

A bullet, having a mass of 18g and traveling with a velocity of 1200 m/s strikies a wooden block and pentrates 2.5m. What is the average force exerted by the block on the bullet?

## Homework Equations

W= F*total distance

W= .5*m*V2^2 - .5*m*V1^2

## The Attempt at a Solution

i got the answer -12960 J