CLOSED OPEN Page 2 > of 6 ☺ Question 1: (a). The voltage vs(t)= 10 cos(10t...
If Vs(t) = 10 cos (10t - 90o) V, determine: brief description and legible formulas and variables Step 1: The voltage phasor VSF Step 2: The equivalent impedance Zeq Step 3: The phasor current IF Step 4: The steady state current I(t)ss Step 5: The complex power (S = ½VSFIF* = P + jQ). Step 6: The average (P) and reactive power (Q). Step 7: The power factor and sketch of the power triangle. Vs(t) (+) 0.1H Zeq If Vs(t)...
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
1. (i) In a circuit, the voltage is given by: Vs (t) 12 cos(50t10) V (a) What is the amplitude of the voltage? (b) What is the phase of the voltage? (c) What is the angular frequency (radians/sec.) of the voltage? (d) What is the frequency (in cycles/sec.) of the voltage? (e) Determine vs (t) at time t 2.5ms (ii) Given v1(t)cos(50t 50°) V and v2(t) 12 sin(50t 10°) V, determine the phase angle between the two sinusoids and determine...