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Unformatted text preview: below. Y is a parameter that can be varied. 10 ) 5 ( 3 6 2 ) 6 ( 3 4 4 7 ) 8 ( 3 2 1 3 2 1 3 2 1 x Y x x x x Y x x x x Y (i) If Y is zero, what are x 1 , x 2 , and x 3 ? (ii) Create a plot of x 2 vs Y for Y from 10 to 10 (iii) Within this interval, what value of Y maximizes x 2 ? What is the maximum value of x 2 ? 2/. (4 marks) The diagram below represents an electrical network. The boxes are resistors and the values beside them are resistance value in ohms. What are voltages V 1 , V 2 , and V 3 ? 40V 10V 25 35 50 35 45 V 1 V 2 V 3 15V 20...
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This document was uploaded on 04/14/2010.
 Winter '09

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