test4-solutions-2212p-f07 (2) - PHYS 2212-Sections M and N,...

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PHYS 2212-Sections M and N, Quiz 4, Nov 27, 2007 Name (print)__________________________________________________________________ CIRCLE ONE: SECTION N (Schatz) SECTION P (Goldman) Instructions Read all problems carefully before attempting to solve them. Your work must be legible, and the organization must be clear. You must show all work, including correct vector notation. Correct answers without adequate explanation will be counted wrong. Incorrect work or explanations mixed in with correct work will be counted wrong. Cross out anything you don’t want us to read! Make explanations correct but brief. Don’t write a lot of prose. Include diagrams! Show what goes into a calculation, not just the final number, e.g.: 4 4 5 6 3 10 5 ) 10 4 )( 10 2 ( ) 10 5 )( 10 8 ( × = × × × × = d c b a Give standard SI units with your results. Unless specifically asked to derive a result, you may start from the formulas given on the formula sheet, including equations corresponding to the fundamental concepts. If a formula you need is not given, you must derive it. If you cannot do some portion of a problem, invent a symbol for the quantity you can’t calculate (explain that you are doing this), and use it to do the rest of the problem. Honor pledge “In accordance with the Georgia Tech Honor Code, I have neither given nor received unauthorized aid on this test.” _________________________________________________________________ Sign your name on the line above PROBLEM 1 ______________ PROBLEM 2: ______________ PROBLEM 3: _______________ PROBLEM 4: _______________
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Problem 1 (30 pts) A large circular metal disk of radius 1.7 m has a charge of 3μC (μC = 1x10 -6 C). A long straight wire connected to a power supply is located near the charged disk. The disk and the wire are placed near a source which produces a beam of electrons with a speed of 5 x 10 5 m/s in the +x direction. Note that only the wire, the disk and a single electron (for simplicity) are shown in the diagram. The wire is
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This note was uploaded on 10/20/2008 for the course PHYSICS 2212 taught by Professor N/a during the Spring '08 term at Georgia Institute of Technology.

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test4-solutions-2212p-f07 (2) - PHYS 2212-Sections M and N,...

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