Which one of the following is the transfer function of an electrical low-pass filter using R and C elements?
A. $$\frac{{RCs}}{{\left[ {1 + RCs} \right]}}$$
B. $$\frac{1}{{\left[ {1 + RCs} \right]}}$$
C. $$\frac{{RC}}{{\left[ {1 + RCs} \right]}}$$
D. $$\frac{s}{{\left[ {1 + RCs} \right]}}$$
Answer: Option B
This Question Belongs to Electronics And Communications Engineering >> Network Theory And Analysis
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