In a low pass filter as below, find the cut-off frequency for the fol – McqOptions

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1.	In a low pass filter as below, find the cut-off frequency for the following circuit.Given that R1=20kΩ, R2=25kΩ, C1=10nF.
A.	640 kHz
B.	636 Hz
C.	5.5 kHz
D.	200 Hz
Answer» C. 5.5 kHz

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