What is the transfer function of Butterworth low pass filter of order 2?
A. 1/(s2+√2 s+1)
B. 1/(s2-√2 s+1)
C. s2-√2 s+1
D. s2+√2 s+1
Answer:A
What is the transfer function of Butterworth low pass filter of order 2?
A. 1/(s2+√2 s+1) B. 1/(s2-√2 s+1) C. s2-√2 s+1 D. s2+√2 s+1
Explanation: We know that the Butterworth polynomial of a 2nd order low pass filter is