Square waves are made up of numerous Fundamental sin waves.(a) True(b) FalseThis question was posed to me in an interview.My doubt stems from Sidebands and Frequency Domain in chapter Amplitude & Frequency Modulation of Avionics

Square waves are made up of numerous Fundamental sin waves.(a) True(b)

1.	Square waves are made up of numerous Fundamental sin waves.(a) True(b) FalseThis question was posed to me in an interview.My doubt stems from Sidebands and Frequency Domain in chapter Amplitude & Frequency Modulation of Avionics
Answer» Correct option is (a) True Easy explanation: Complex waveform such as square waves, TRIANGULAR waves, sawtooth waves and distorted sine waves are MADE up of numerous FUNDAMENTAL sine waves at different amplitudes, according to Fourier THEORY.

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