v (t)=8+12cos (2x20t-n/4)+ 6cos (2n40t-n/2) + 4 cos (2n60t +n/6) + 3cos (2n100t+r/2) + 2cos (2n120t-n/3) V a. Plot the m

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V T 8 12cos 2x20t N 4 6cos 2n40t N 2 4 Cos 2n60t N 6 3cos 2n100t R 2 2cos 2n120t N 3 V A Plot The M 1 (12.47 KiB) Viewed 30 times

v (t)=8+12cos (2x20t-n/4)+ 6cos (2n40t-n/2) + 4 cos (2n60t +n/6) + 3cos (2n100t+r/2) + 2cos (2n120t-n/3) V a. Plot the magnitude spectrum of v (t). b. Plot the phase spectrum ofv (t). c. Plot the power spectrum in dBw. d. Determine the fundamental frequency. e. Find the power in the 3 harmonic in Watts. t Find the power in the 4 harmonic in Watts. Pind the total signal power in dB &