Quiz 3 key - Physics 2 14, Q uiz 3 4 :30 P M, MARCH 26, 2...

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K::.=.-C f+------ Physics 214, Quiz 3 4:30 PM, MARCH 26, 2010 T. Bolton Name Instructions. Print and sign your name on this quiz and on your scantron card. In doing so, you are acknowledging the KSU Honor Code: "On my honor as a student 1 have neither given nor received unauthorized aid on this assignment." For two quick points, circle your studio instructor:: Lohman(TU 7:30) Bolton(TU 9:30) Van Domelen(TU 11:30) Murphy(TU 1:30) Lohman(TU 3:30) Farooq(WF 9:30) Van Domelen(WF 11:30) Work alone and answer all questions. Part 1 questions must be answered on the Scantron cards. Put your name on your card. Color in the correct box completely for every answer with a pencil. If you make a mistake, erase thoroughly. Don't forget to color in the boxes for your WID. we have to correct this by hand we may take off five points from your score! Part II must be answered in the space provided on the test. The last page is a detachable equation sheet. You may use a calculator. You may ask the proctors questions of clarification. Sbow your work in a clear and organized manner. You may receive partial credit for partial solutions. Solutions lacking supporting calculations will receive no points. Good luck! proton e electron crouton Bolton Inspired by Important Things with Demetri Martin 2/25/09
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Part I: All questions to be answered on your Scantron card (54 points total). 1. (3 points) Which alteration below would result in a DC electric motor developing less torque during its operation. . (a) Increasing the number of turns in the motor's coil. -e- 1 -=-;:( X g'l (b) Boosting the current flowing through the motor's coil. @)Halving the area of the motor's coil. k c/S arce: (d) Reducing the distance between the motor's coil and its magnet's pole faces. . (e) Replacing the motor's aluminum frame with an iron frame. 2. (3 points) Which way would a fast proton moving straight down toward the ground near the earth's equator be deflected by earth's magnetic field? ~ (. tJ~ ) (a) North, r-----liO>_") (b) South. F (~,"*"J <@);ast. (d) West. (e) Very little deflection will occur. 3. (3 points) Which way would a fast electron moving straight down toward the ground in northern Canada be deflected by earth's magnetic field? (a) North.
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This note was uploaded on 05/11/2010 for the course 214 PHY taught by Professor Timothybolton during the Spring '10 term at Kansas State University.

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Quiz 3 key - Physics 2 14, Q uiz 3 4 :30 P M, MARCH 26, 2...

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