ECE201exam1review

# ECE201exam1review - Exam#1 Review ECE201 Exam#1 Review 1...

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ECE201 Exam #1 Review 1 Exam #1 Review

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ECE201 Exam #1 Review 2 Circuit Analysis Techniques While Obeying Passive Sign Convention Ohm’s Law; KCL; KVL Voltage and Current Division Series/Parallel Impedance combinations = + + + = j N series Z Z Z Z Z 2 1 = + + + = i M par Z Z Z Z Z 1 1 1 1 1 2 1
ECE201 Exam #1 Review 3 Sign Convention Passive sign convention : current should enter the positive voltage terminal Consequence for P = I V Positive (+) Power: element absorbs power Negative (-) Power: element supplies power Circuit Element + I

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ECE201 Exam #1 Review 4 Ohm’s Law V = I Z The Rest of the Circuit V I + Z
ECE201 Exam #1 Review 5 KCL (Kirchhoff’s Current Law) The sum of currents entering the node is zero: Analogy : mass flow at pipe junction i 1 (t) i 2 (t) i 4 (t) i 5 (t) i 3 (t) = = n j j t i 1 0 ) (

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ECE201 Exam #1 Review 6 KVL (Kirchhoff’s Voltage Law) The sum of voltages around a loop is zero: Analogy : pressure drop thru pipe loop 0 ) ( 1 = = n j j t v + v 1 ( t ) + + v 2 ( t ) v 3 ( t )
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ECE201exam1review - Exam#1 Review ECE201 Exam#1 Review 1...

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