A 70-Vac source has the following waveform. Determine: a. Vpk b. Vpk-pk C. Vrms d. Period e. Frequency f. Angular Velocity Phase Angle h. i. j. equation of the waveform (in time domain) the instantaneous voltage when t = 120 ms the angle (1st occurrence) after t = 0 when the voltage is +80 V k. the time (2nd occurrence) after t = 0 when the voltage is -10 V

K, and a generator of voltage V. Mark as true or false the following statements concerning the stor phase of V, V, V, Vc and VR- 1. V, and VR are in phase. 2. Vị leads Ve by 90°. 3. V is at angle o relative to VR- 4. VL-Vc is in phase with V,. 5. Vc lags VR by 90°. 5 give V. = 10.76 V. V.=5.68 V.

1.a. An unintentional electrical path that's conducting current from an ungrounded conductor to a normallynoncurrent-carrying metal raceway would be defined as a groundA. conductor.B. fault.C. electrode.D. interrupter. 1.b. It's important for designers and installers to ensure that equipment ground-fault current paths have________, which will facilitate the tripping of the overcurrent protective device.A. low impedanceB. proper labelingC. high impedanceD. an equilibrium

1. A resistor R and another resistor 2R are connected in series across a battery. If heat is produced at a rate of 6.8 W in R, then in 2R it is produced at a rate of ___________ W. Normal format with 3 SF.