A rifle with a barrel length of 57cm fires a 12g bullet, Ask an Expert

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A rifle with a barrel length of 57cm fires a 12g bullet with a horizontal speed of 450m/s The bullet strikes a block of wood and penetrates to a depth of 12cm .

What resistive force (assumed to be constant) does the wood exert on the bullet?

How long does it take the bullet to come to rest after entering the wood?

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Category:- Physics
Reference No.:- M9893913

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