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# What is the average friction force that will stop the bullet hitting a tree?

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A 5g bullet is shot (horizontally)and hits a tree at 600m/s^2 and goes into the tree at a depth 4cm. What is the average friction force that will stop the bullet?

##### Solution Summary

The average friction force that will stop the bullet hitting a tree are discussed. The speed of the bullet is analyzed. With explanations and calculations, the problem is solved.

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Mass of bullet = 5 gm = 5*10^(-3) kg
the speed with which the bullet hits the tree = v = 600 m/s
the distance travelled ...

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• MSc , Pune University, India
• PhD (IP), Pune University, India
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