P.3: Find the rms value for the following sinusoidal waveforms a. v= 120 sin(377t +60°) V b. i6x 10³ sin(2# 1000r) c. v 8 x 10-6 sin(2 5000+ 30°) P.4: Find the rms value for the following sinusoidal waveforms a. v= 20 sin 754rt b. v 7.07 sin 377r c. i=0.006 sin(400r + 20º) d. i 16 × 10³ sin(377r - 10°) P.5: Write the sinusoidal expressions for voltages and currents having the following rms values at a frequency of 60 Hz with zero phase shifts: a. 4.8 V b. 50 mA c. 2 kV

QUESTION 4 A resistor, a capacitor, and an inductor are connected in series with a function generator. The resistor has a resistance of 2kO, the inductor has a reactance of 5002, and the capacitor has a reactance of 1kQ. The circuit has a total current of 100mA RMS. Find the total voltage. O 305+j80 V O 155-j720 V O 200-j50 V O 120+j30 V

Problem 54: Express the following phasor currents and voltages as sine waves for f = 60 Hz. Notice that all these phasors are given in rms. a. I= 40 A Z20° b. V = 120 V Z10° c. I= 8 x 10-³AZ – 110° d. V = 6000 VZ– 180°

The summation of continuous- time sinusoids is Select one: a. Periodic under certain conditions O b. Always periodic O c. Never periodic O d. Periodic only if all the sinusoids are identical in frequency and phase