Question:medium

For an active low-pass filter of first order, the roll-off is:

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The roll-off rate for an \(n\)-th order filter is given by \(n \times (-20\text{ dB/decade})\). - 1st-order: \(-20\text{ dB/dec}\) - 2nd-order: \(-40\text{ dB/dec}\) - 3rd-order: \(-60\text{ dB/dec}\)
Updated On: Jun 23, 2026
  • \( -10\text{ dB/dec} \)
  • \( -40\text{ dB/dec} \)
  • \( -20\text{ dB/dec} \)
  • \( -60\text{ dB/dec} \)
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The Correct Option is C

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