The cutoff frequency of the low pass Butterworth filter is the arithme – McqOptions

MCQOPTIONS

1.	The cutoff frequency of the low pass Butterworth filter is the arithmetic mean of the two cutoff frequencies as found above.
A.	True
B.	False
Answer» B. False

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What is the lowest order of the Butterworth filter with a pass band gain K<sub>P</sub>=-1 dB at <sub>P</sub>=4 rad/sec and stop band attenuation greater than or equal to 20dB at <sub>S</sub> = 8 rad/sec?
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