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hw3 - (V z = 6V r z = 4 Ω[ans(a 3V(b 6.039V(a Determine...

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Page 1 of 4 The Hong Kong University of Science and Technology Department of Electronic and Computer Engineering E LEC 101 BASIC ELECTRONICS F ALL 2010 HOMEWORK#3 Due date: Dec 7, 2010, Tuesday (5:00pm) Q1. Assuming that the switch has been in position 1 for a long time, at time t = 0 the switch is moved to position 2. Calculate the voltage v(t) for t > 0. (ans: V e t 436 . 0 12 ). Q2. Find the i 1 (t) for t > 0, when the switch opens at t = 0. (ans: A e t 15 15 . 1 2 . 0 ).
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Page 2 of 4 Q3. Plot V o as a function of V i , for V i from -10V to 10V in the circuit. Q4. In the figure, it shows a zener diode voltage regulator circuit
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