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The power density of a flicker noise is _________

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The power density of a flicker noise is _________

(a) low at high frequencies

(b) greater at low frequencies

(c) greater at high frequencies

(d) low at low frequencies

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This question is from PWM topic in portion Phase Locked Loop & Pulse Modulation of Analog Communications

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The correct option is (b) greater at low frequencies

Easy explanation: Flicker noise is a form of noise that exhibits an inverse frequency power density curve. It usually occurs at low frequencies. Its power density is greater at low frequencies.

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