IUPUI ECE 204 Spring 2014 EXAM #2 Name: 1 1. (10 points) Convert the following to polar form (magnitude and phase angle): 2. (15 points) In the circuit shown, find the source current I, in either rectangular or polar form: 3. (10 points) For the circuit shown, write the differential equation in terms of and . I 1ΩIUPUI ECE 204 Spring 2014 EXAM #2 Name: 2 4. (10 points) For the circuit shown, find R and C. and , . 5. (15 points) In the circuit shown, the switch has been open for a long time and it closes at . Find the following: a) , the voltage across the capacitor right after the switch is closed. b) , the voltage across the capacitor after the switch has been closed for a long time. c) , the time constant for . d) for . 10KΩIUPUI ECE 204 Spring 2014 EXAM #2 Name: 3 6. (15 points) For the op-amp circuit shown, find the output voltage : 7. (15 points) Determine if the ideal diode is conducting in the figure shown: 10 Ω 10 Ω 5 ΩIUPUI ECE 204 Spring 2014 EXAM #2 Name: 4 8. (10 points) For the circuit shown, express the output signal, in terms of the input and determine for the given input signal shown below.IUPUI ECE 204 Spring 2014 EXAM #2 Name: 5 ECE204 Exam 2 Equation Sheet ∫ ∫ [ ] ∑ ( )
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