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Electronic Devices - Active Filters

Exercise : Active Filters - General Questions
1.
A ________ filter rejects all frequencies within a specified band and passes all those outside this band.
low-pass
high-pass
band-pass
band-stop
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Identify the frequency response curve for a band-pass filter.

a
b
c
d
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Filters with the ________ characteristic are useful when a rapid roll-off is required because it provides a roll-off rate greater than –20/dB/decade/pole.
Butterworth
Chebyshev
Bessel
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
A ________ filter significantly attenuates all frequencies below fc and passes all frequencies above fc.
low-pass
high-pass
band-pass
band-stop
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.



The gain of the multiple-feedback band-pass filter above is equal to which of the following? Assume C = C1 = C2.
A0 = R2 / R1
A0 = R1 / R2
A0 = R2 / 2 R1
A0 = R1 / 2 R2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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