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Unformatted text preview: 63 63 CHAPTER 4 64 Chapter 4: CHAPTER 4: PROBLEMS 4.1 Determine the value of resistance of the network shown below that would be measured between:. (a) terminals A and B (terminal C is open) (b) terminals B and C (terminal A is open) (c) terminals A and C (terminal B is open) 4.2 Determine the value of resistance of the network below that you would measre between: (a) terminals A and C (b) terminals B and C A B C 50 Ω 30Ω 50Ω 25Ω 20Ω 24Ω A C B C 2k Ω 3 k Ω 2 k Ω 6 k Ω 12 k Ω 65 65 Analog Electronics 4.3 Find the voltage, V1, across resistor R1 below. 4.4 Find the current, I2, through resitor R2 below. 4.5 Consider the circuit shown below. (a) Find the voltage across the 2k Ω resistor. (b) Find the voltage across the 6k Ω resistor. (c) Find the current flowing through the 6k Ω resistor. (d) Find the equivalent resistance obtained by combining all 4 resistors as shown in the above circuit into one resistor con nected across the 6V supply. + 16V + V1 5 Ω R1 = 10 Ω 15 Ω 6A R1 = 5 Ω R2 = 15 Ω I2 + 6V 9k Ω 2 k Ω 7 k Ω 6 k Ω 66 Chapter 4: (e) Redraw the circuit and show where you would place an ammeter in this circuit to measure the current flowing the 9k Ω resistor. 4.6 Consider the following circuit. (a) Find Voc, the open circuit voltage between A and B. (b) Find Isc, the value of the current between A and B when ter minals A and B are shorted together. (c) Find and draw the Thevenin equivalent circuit from the viewpoint of terminals A and B. Be sure to label your draw ings....
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 Fall '07
 Williams
 Thévenin's theorem

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