EE 311 Exam 1_fall_09

# EE 311 Exam - 1 Name Sept 24 2009 ECE 311 Exam 1 Fall 2009 Closed Text and Notes 1 Be sure you have 13 pages 2 Write only on the question sheets

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1 Name _____________________________ Sept. 24, 2009 ECE 311 Exam 1 Fall 2009 Closed Text and Notes 1) Be sure you have 13 pages. 2) Write only on the question sheets. Show all your work. If you need more room for a particular problem, use the reverse side of the same page. 3) Write neatly, if your writing is illegible then print. 4) The last 2 pages contain equations that may be of use to you. 5) This exam is worth 100 points. 6) No Calculators are allowed. Signature_____________________________

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2 Problem ABET Outcome Points Score 1 10 2 10 3 10 4 (i) 10 5 10 6 (i) 12 7 (i) 10 8 (i) 10 9 (i) 10 10 (i) 8 total 100
3 (10 pts) 1. (a) Convert the vector xz A xya yza to the cylindrical coordinate system. (b) Convert the point with spherical coordinates of (1, 45 o , 45 o ) to rectangular coordinates.

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4 (5 pts) 2. The angle between 2 r a and 2cos 2sin aa is a) 0 o b) 30 o c) 45 o d) 60 o e) 90 o f) 135 o g) Position dependent h) None of the above (5 pts) 3. The intersection of the surfaces defined by r = 5 and = 60 is a a) a point b) a circle c) a straight line d) a plane e) a cone f) a cylinder
5 (10 pts). 4. Charge +Q is located at the origin, charge +3Q is located at (4, 0, 0) in a Cartesian coordinate

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## This note was uploaded on 02/12/2012 for the course ECE 311 taught by Professor Peroulis during the Fall '08 term at Purdue University-West Lafayette.

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EE 311 Exam - 1 Name Sept 24 2009 ECE 311 Exam 1 Fall 2009 Closed Text and Notes 1 Be sure you have 13 pages 2 Write only on the question sheets

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