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Unformatted text preview: 1 1 2 4 6 8 10 12 t(ms) 3b. For the voltage signal above, find the Amplitude, frequency, DC voltage, and phase shift ( θ may be negative). v(t) = V DC + Acos(2 π ft+ θ ) Volts 4. a. Given v S (t) = 2cos(10t)V in the circuit above, define all branch currents on the circuit diagram above in terms of i 1 and i 2 . b. Write 2 KVL equations and solve for i 1 (t). c. What is the DC value of this current? 20 Ω 5V 10 Ω i 1 v S + 5 Ω i 2 5. a. Is the diode “ON” or “OFF” when v(t) = +10V? b. Find i when v(t) = +10V c. Is the diode “ON” or “OFF” when v(t) = 10V? d. Find i when v(t) = 10V e. Given v(t), plot the current i(t). v +10 10 10 20 t 6 Ω 6 Ω V γ = 1V + v i 2V...
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This test prep was uploaded on 03/20/2008 for the course ECE 200 taught by Professor Escuti during the Fall '07 term at N.C. State.
 Fall '07
 Escuti

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