For a ballistic study, a 1.9 g mass bullet is fire into softwood. The bullet strikes the wood surface with a velocity of 380m/s and penetrates 0.15m. (a) Find the constant retarding force in N. (b) Find the time required to stop the bullet in seconds. Express your answer in 5 significant figures.  Draw the diagram.

Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter9: Dynamics Of A System Of Particles
Section: Chapter Questions
Problem 9.60P
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For a ballistic study, a 1.9 g mass bullet is fire into softwood. The bullet strikes the wood surface with a velocity of 380m/s and penetrates 0.15m. (a) Find the constant retarding force in N. (b) Find the time required to stop the bullet in seconds. Express your answer in 5 significant figures. 

Draw the diagram.

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