Q.

What is a line spectrum?

A. plot showing magnitudes of waveforms are called line spectrum
B. plot showing each of harmonic amplitudes in the wave is called line spectrum
C. plot showing each of harmonic amplitudes in the wave is called line spectrum
D. plot showing each of harmonic amplitudes called line spectrum
Answer» B. plot showing each of harmonic amplitudes in the wave is called line spectrum
Explanation: the plot showing each of harmonic amplitudes in the wave is called line spectrum. the line rapidly decreases for waves with rapidly convergent series.
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