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In a one pole active low pass filter, the cut off frequency is fc. Then | |
A. | gain decreases at the rate of 20 dB per decade increase in frequency above fc [Correct Answer] |
B. | gain decreases at the rate of 20 dB per decade decrease in frequency below fc [Wrong Answer] |
C. | gain decreases at the rate of 40 dB per decade increase in frequency above fc [Wrong Answer] |
D. | gain decreases at the rate 40 dB per decade decrease in frequency below fc [Wrong Answer] |