Study the circuit of figure and examine the following statements It is an active

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Question
Study the circuit of figure and examine the following statements
1. It is an active low pass finer.
2. It is a second order filter.
3. The change in gain is 40 dB/decade.
Which of the above statements are correct?
Options
A. 1, 2 and 3
B. 1 and 2
C. 1 and 3
D. 2 and 3

Correct Answer

1, 2 and 3

Explanation

The circuit is a second order active low pass filter for which gain is 40 dB/decade.

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