Question: For the system in Figure, find the sinusoidal expression for the unknown voltage va if ein=28sin(377t30), and Vb=18sin(377t+80). A. 20.42sin(377t+83.62) B. 14.79sin(377t20) C. 17.29sin(377t+92.89) p.
For the system in Figure, find the sinusoidal expression for the unknown voltage va if ein=28sin(377t30), and Vb=18sin(377t+80). A. 20.42sin(377t+83.62) B. 14.79sin(377t20) C. 17.29sin(377t+92.89) p. 38.16sin(377t56.34)
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