# 9 - ECTE172 Introduction to Circuits and Devices Spring...

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ECTE172 Introduction to Circuits and Devices Spring 2007 Tutorial 3 ( ) shows the chapter and problem number from the textbook Boylestad, 11th Edition 1. (15.4) Calculate the total impedance of the circuits in Fig. 15.123. Express your answer in rectangular and polar forms and draw the impedance diagrams. 2. (15.5) Calculate the total impedance of the circuits of Fig. 15.124. Express your answer in rectangular and polar forms and draw the impedance diagrams. 3. (15.6) Find the type of impedance in ohms of the series circuit elements that must be in the closed container in Fig. 15.125 for the indicated voltages and currents to exist at the input terminals (ﬁnd the simplest series circuit that will satisfy the indicated conditions). 4. (15.9) For the circuit of Fig. 15.128 (a) Determine Z T (b) Find I (c) Calculate V R and V C (d) Find P and power factor ( F p ). 5. (15.10) For the circuit of Fig. 15.129 (a) Find the total impedance Z T in polar form (b) Draw the impedance diagram (c) Find the value of C in microfarads and L in henries

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## This note was uploaded on 08/20/2010 for the course ECTE 722E taught by Professor Xxx during the Three '08 term at University of Wollongong, Australia.

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9 - ECTE172 Introduction to Circuits and Devices Spring...

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