Active Filters - General Questions (2)

Directions to Solve

Active Filters - General Questions

A low-pass filter has a cutoff frequency of 1.23 kHz. Determine the bandwidth of the filter.

A.	2.46 kHz
B.	1.23 kHz
C.	644 Hz
D.	not enough information given

Answer: Option B

Explanation:

No answer description available for this question.

10.

Refer to the given figure. This is a ________ filter.

mcq15_1010_1c (1)

A.	band-pass
B.	band-stop
C.	high-pass
D.	low-pass

Answer: Option A

Explanation:

No answer description available for this question.

11.

Identify the frequency response curve for a low-pass filter.

mcq15_1006_1 (1)

A.	a
B.	b
C.	c
D.	d

Answer: Option C

Explanation:

No answer description available for this question.

12.

Identify the frequency response curve for a high-pass filter.

mcq15_1006_1 (1)

A.	a
B.	b
C.	c
D.	d

Answer: Option B

Explanation:

No answer description available for this question.

13.

Which filter has a maximally flat response?

A.	Bessel
B.	Butterworth
C.	Chebyshev
D.	all of the above

Answer: Option B

Explanation:

No answer description available for this question.

14.

Which filter exhibits the most rapid roll-off rate?

A.	Bessel
B.	Butterworth
C.	Chebyshev
D.	all of the above

Answer: Option C

Explanation:

No answer description available for this question

15.

Filters with the ________ characteristic provide a very flat amplitude in the passband and a roll-off rate of –20 dB/decade/pole.

A.	Butterworth
B.	Chebyshev
C.	Bessel

Answer: Option A

Explanation:

No answer description available for this question.

16.

The critical frequency is defined as the point at which the response drops ________ from the passband.

A.	â€“20 dB
B.	â€“3 dB
C.	â€“6 dB
D.	â€“40 dB

Answer: Option B

Explanation:

No answer description available for this question.

Active Filters - General Questions (2)

Active Filters - General Questions

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