10 Ω 12+15cos(8t) V +- 40 Ω + v(t) - 1+ sin(5t) A

Voltage Zener is used in the circuit below and the load current is to vary from 12 to 100 mA. Find the value of series resistance R and the range of load resistance to maintain a voltage of 7.2 V across the load. The input voltage is constant at 12V and the minimum Zener current is 10 mA. ... IL R Iz Eo RL Vz E, = 12 V

Problem 5.-2. For the circuit of figure P5-2, find the Thevenin equivalent with respect to the terminals a and b. (22)ix + a b 602 ww 3ix 0.2A ↑ 492 ww 1002. 120 ww 492 www 12V + 692 ww

Question A- 5-15. Which two circuits in Figure P5-15 produce equivalent output equations? Da B- A B D gate? gure P5-15 (a) (b) Show image transcript v W -X B A O B-d I (c) A В D WOCHONGACRE (d) -Y Z

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NOTE ON SIGN CONVENTIONS: The open-circuit voltage Voc is the open-circuit value of Vab. The short-circuit current is the current which flows from a to b in a wire connected between these two terminals. Please use these conventions throughout this assignment. Problem 5-1. For the network of figure P5-1, determine the Thevenin equivalent with respect to the terminals a and b. 20V + 1ΚΩ 10mA 2ΚΩ ww 8ΚΩ ww 4ΚΩ. 1.5ΚΩ a b

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