MIT6_013S09_quiz02

MIT6_013S09_quiz02 - MASSACHUSETTS INSTITUTE OF TECHNOLOGY...

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MASSACHUSETTS INSTITUTE OF TECHNOLOGY Department of Electrical Engineering and Computer Science 6.013 Electromagnetics and Applications Quiz 2 Closed book, no calculators Please note the formulas provided on a separate sheet. There are 4 problems on two pages. For full credit, please simplify all expressions, circle and dimension your answers , and present numerical answers to the extent practical without a calculator or tedious computation. You may leave natural constants in symbolic form ( , o , h, e, etc.). You may keep the quiz questions. Problem 1. (28/100 points) The voltage v(t) at the input end of the illustrated lossless air-filled 100-ohm TEM line of length D is illustrated for the case where the Thevenin voltage source is a step function of amplitude A, and the source impedance is R Th . R Th + + v(t) Z o = 100 - - z 0  v(t) 1 Au(t) Z L a) What is the numerical value of R Th ? Briefly explain your reasoning (required).
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MIT6_013S09_quiz02 - MASSACHUSETTS INSTITUTE OF TECHNOLOGY...

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