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Show me all details of your calculations (like I do in class). Skipping steps wi

ID: 1998306 • Letter: S

Question

Show me all details of your calculations (like I do in class). Skipping steps will result in points taken off even if you get the correct answer For the Problems 2, 3, & 4 below: When applying any conservation laws, draw all "before (or initial) and "after" (or final) dia (-5 pnts. for not doing so, properly labeled (variables used in your conservation laws should be labeled in your diagrams, -1 pnt for each unlabeled variable). Carefully explain all trig and geometry relations used with diagrams (or else points will be taken o Do not let any students copy your ff solutions-students with identical solutions will be severely penalized.

Explanation / Answer

let the initial speed of the bullet be v

0.0039*v = (0.4 + 0.0039)*V

V = 0.000974 v

V^2 - u^2 = 2aS

0 - 0(0.000974v)^2 = -2*(0.31*9.8)*1.09

v = 2642.18 m/s

the initial speed of the bullet was 2642.18 m/s