Active Filters - General Questions Online Exam Quiz

Active Filters - General Questions GK Quiz. Question and Answers related to Active Filters - General Questions. MCQ (Multiple Choice Questions with answers about Active Filters - General Questions

A ________ filter rejects all frequencies within a specified band and passes all those outside this band.

Options

A : low-pass

B : high-pass

C : band-pass

D : band-stop

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

Options

A : a

B : b

C : c

D : d

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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.

Options

A : Butterworth

B : Chebyshev

C : Bessel

D : -

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A ________ filter significantly attenuates all frequencies below f c and passes all frequencies above f c .

Options

A : low-pass

B : high-pass

C : band-pass

D : band-stop

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The gain of the multiple-feedback band-pass filter above is equal to which of the following? Assume C = C 1 = C 2 .

Options

A : A 0 = R 2 / R 1

B : A 0 = R 1 / R 2

C : A 0 = R 2 / 2 R 1

D : A 0 = R 1 / 2 R 2

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Refer to the given figure. This circuit is known as a ________ filter, and the f c is ________.

Options

A : high-pass, 1.59 kHz

B : band-pass, 15.9 kHz

C : low-pass, 15.9 kHz

D : high-pass, 15.9 kHz

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The bandwidth in a ________ filter equals the critical frequency.

Options

A : low-pass

B : high-pass

C : band-pass

D : band-stop

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Filters with the ________ characteristic are used for filtering pulse waveforms.

Options

A : Butterworth

B : Chebyshev

C : Bessel

D : -

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Refer to the given figure. The roll-off of this filter is about

Options

A : 20 dB/decade.

B : 40 dB/decade.

C : 60 dB/decade.

D : 80 dB/decade.

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Refer to the given figure. The roll-off of the circuit shown is about

Options

A : 20 dB/decade.

B : 40 dB/decade.

C : 60 dB/decade.

D : 80 dB/decade.

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