practiceexam1 - Exam I 13303 - Winter 2004 / Dr. Abramzon...

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Exam I 13303 - Winter 2004 / Dr. Abramzon Name Instructions: Closed book – you may use ONE 3”X5” card with formulas Read each problem carefully. There are 5 problems, worth a total of 47 points. There is one bonus problem worth an additional 5 points. It is critical that you show all of your work - don't just write down your answers Good luck! Problem 1 ( 10 points)___________ Problem 2 ( 10 points) ___________ Problem 3 ( 10 points) ___________ Problem 4 ( 7 points) ___________ Problem 5 ( 10 points) ___________ Bonus Problem ( 5 points) ___________ Total :
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1) (Total 10 points) Two point charges, q 1 = +1.0 x 10 -6 C and q 2 = -4.0 x 10 -6 C, are separated by a distance of 0.10 m. q2 q1 0.1m a) (2 points) Which object experiences the larger electrostatic force—the object with q 1 the object with q 2 , or neither? b) (2 points) What is the direction of the electric field vector at the midpoint of the line joining the two objects? c) (4 points) find the point P along the line passing through q1 and q2 at which
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This note was uploaded on 03/10/2008 for the course PHY 131 taught by Professor N/a during the Spring '07 term at Cal Poly Pomona.

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practiceexam1 - Exam I 13303 - Winter 2004 / Dr. Abramzon...

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