QUESTION 4 If voltage v = 10 cos(1000 + 30°) is applied to a 50 uF...
If a voltage V(t) = 5 cos 30 πt + 10 cos 55 πt is applied to a diode with i – v characteristic, what is the spectrum of frequencies in the diode current if : i = 6 + 2V – 3V^2
6.2 Capacitors Do it yourself! The voltage waveform in Fig. is applied across a 30-uF capacitor. Draw the current waveform through it. 2 468 10/12 t(ms) 10
QUESTION 2 Given the voltage across a 10 uF capacitor is v. = 200.t find the capacitor current (ic). ic = mA
What is the charge Q of a 500 pF capacitor with 50 V applied? 2.5 nC 25 nC .025 C 25 nC QUESTION 2 conditions are reached? See Figure 11.6. What is the source current I after steady-state voltage and current 1 ko 10 μF 10 kQ ww ww 34 ko 10 kQ 50 10V mH 10 mH 1uF Figure 11.6 Figure 11.6 0 mA 4 mA 2 mA 0.9 mA ww What is the charge Q of a 500...
2.5 kΩ 5H 3.0 uF The initial voltage at t<0, V40)-100 v and current i(0)-0. At t=0 the switch is closed. a. (10 points) Find a differential equation (in time domain) for the voltage across the inductor. (10 points) The following expression is the solution for the differential equation find in part b. Determine all the parameters in the solution α, A, B and ω. b. V()e (A Cos(ot)+ BSin(r)) c. (2 points) Determine the steady state current and the...
A voltage -t18s 8e V, is applied to a 400-uF capacitor. At what time has the energy stored in the capacitor dropped to 20 percent of its maximum value? (Round to the nearest tenth.)
QUESTION 3 A parallel plate capacitor with capacitance of 3 uF if the applied voltage difference between the two plates is 9 V. Find the stored energy in
8–31 A voltage vs(t) = 50 cos (5000t) V is applied to the circuit in Figure P8–31. (a) Convert the circuit into the phasor domain. (b) Find the phasor current flowing through the circuit and the phasor voltages across the inductor and the resistor. (c) Plot all three phasors from (b) on a phasor diagram. Describe if the current leads or lags the inductor voltage. i(t) 50 22 25 mH 00 + VL(t) - + Vr(t)- vs(t) (+) FIGURE P8-31
In the following circuit, the input voltage is v, (t) 9.7 cos (1000t) volts. The resistor is 1000 ohms and the capacitor is 1.0 uF. Write an equation for the output voltage v (t) in volts
Question # 1 - In a series R-L circuit, a voltage of 10 V at 50 Hz frequency produces a current of 750 mA. In the same circuit with same magnitude of applied voltage with a frequency of 75 Hz produces a current of 500 mA. Find out the values of R and L in the circuit. Question # 2 - Derive the equations of active, reactive and apparent powers in a series R-L circuit with sinusoidal AC supply. Question...