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If a voltage V(t) = 5 cos 30 πt + 10 cos 55 πt is applied...

  1. If a voltage V(t) = 5 cos 30 πt + 10 cos 55 πt is applied to a diode with i – v characteristic, what is the spectrum of frequencies in the diode current if : i = 6 + 2V – 3V^2
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