ENG102_Solution_MT2

ENG102_Solution_MT2 - DATE Solution to MidTerm Exam#2 ENG102 Fall 2011 – Open Book Open Notes No cell phones or WiFi devices present Do not leave

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Unformatted text preview: DATE: November 16, 2011 Solution to MidTerm Exam #2 ENG102 Fall 2011 – Open Book / Open Notes. No cell phones or WiFi devices present. Do not leave the room without permission from the proctor. Address the proctor if you suspect the problem formulation is erroneous, but do not ask the proctor to interpret either the question or your answer. The exam will be evaluated as a whole, but the numbered questions are intended to weigh equally. The exam starts at 2:10pm and ends at 4:00pm. Write clearly your complete name, page number, and number of pages on each sheet of paper you turn in. Acceptable answers are given with underline . Additional, more complete answers or alternative approaches are provided as well for some of the problems M v m x y a l l/2 A 1. Look at the figure above. A system consisting of a thin rod with length l and mass M is positioned on a smooth flat surface. It is hit by a small particle with mass m and initial velocity v at a distance a ∈ [- 1 2 l, 1 2 l ] from the center A of the rod, as shown. The particle becomes embedded in the rod after the collision. Answers should be provided using given parameters only. a. Identify the location of the center of mass R of the system relative to A at the time of the collision; i.e., find the distance R from A to the center of mass. R can now be considered a given parameter....
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This note was uploaded on 01/12/2012 for the course ENG 102 taught by Professor Eke during the Winter '08 term at UC Davis.

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ENG102_Solution_MT2 - DATE Solution to MidTerm Exam#2 ENG102 Fall 2011 – Open Book Open Notes No cell phones or WiFi devices present Do not leave

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