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Unformatted text preview: Prob 15-38 Fig. 15-83 Write the equations for the waveforms. a. ω = 2π f = 2π /T = 2π /10E-6 = 200π E3; the rising zero-crossing occurs (180° – 40°) = 140°after. v = 80 sin (200π E3 t - 140°) V b. ω = 2π f = 2π 833.3 = 5240; T = 1/f = 1/833.3 = 1.2 ms; the rising zero-crossing occurs 160 µs or 160E-6*360 °/1.2E-3 = 48° before. v = 100 sin(5240t + 48°) v ...
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This note was uploaded on 12/14/2010 for the course ECET 107 taught by Professor Huehne,karl during the Spring '09 term at IUPUI.
- Spring '09