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The following are complex amplitudes of harmonic functions q. Determine the amplitude A and the phase angle d. Also determine the earliest positive t at which g=0. (a) Â = 0.002 + 0.004i, q = A cos (50t + 4) (b) Â = -5 + 3i, q = A cos (1200t + 4) (c) Â = -25 - 10i, q = Asin(2t + 4) (d) Â = 0.4 - 0.3i , g = A sin (Nt - 4) %3D %3! %3D

The following are complex amplitudes of harmonic functions q. Determine the amplitude A and the phase angle d. Also determine the earliest positive t at which g=0. (a) Â = 0.002 + 0.004i, q = A cos (50t + 4) (b) Â = -5 + 3i, q = A cos (1200t + 4) (c) Â = -25 - 10i, q = Asin(2t + 4) (d) Â = 0.4 - 0.3i , g = A sin (Nt - 4) %3D %3! %3D

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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The following are complex amplitudes of harmonic functions q. Determine the amplitude A and the phase angle d. Also determine the earliest positive t at which g=0. (a) Â = 0.002 + 0.004i, q = A cos (50t + 4) (b) Â = -5 + 3i, q = A cos (1200t + 4) (c) Â = -25 - 10i, q = Asin(2t + 4) (d) Â = 0.4 - 0.3i , g = A sin (Nt - 4) %3D %3! %3D
Transcribed Image Text:The following are complex amplitudes of harmonic functions q. Determine the amplitude A and the phase angle d. Also determine the earliest positive t at which g=0. (a) Â = 0.002 + 0.004i, q = A cos (50t + 4) (b) Â = -5 + 3i, q = A cos (1200t + 4) (c) Â = -25 - 10i, q = Asin(2t + 4) (d) Â = 0.4 - 0.3i , g = A sin (Nt - 4) %3D %3! %3D
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