Explore topic-wise MCQs in Linear Integrated Circuit.

This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Linear Integrated Circuit knowledge and support exam preparation. Choose a topic below to get started.

1.

TO_CHANGE_THE_HIGH_CUTOFF_FREQUENCY_OF_A_FILTER._IT_IS_MULTIPLIED_BY_R_OR_C_BY_A_RATIO_OF_ORIGINAL_CUT-OFF_FREQUENCY_KNOWN_AS?$

A. Gain scaling
B. Frequency scaling
C. Magnitude scaling
D. Phase scaling
Answer» C. Magnitude scaling
Discussion
2.

Find the difference in gain magnitude for a filter ,if it is the response obtained for frequencies f1=200Hz and f2=3kHz. Specification: AF=2 and fH=1kHz.$

A. 4.28 dB
B. 5.85 dB
C. 1.56 dB
D. None of the mentioned
Answer» B. 5.85 dB
Discussion
3.

Using_the_frequency_scaling_technique,_convert_10kHz_cut-off_frequency_of_the_low_pass_filter_to_a_cutoff_frequency_of_16kHz.(Take_C=0.01µF_and_R=15.9kΩ)$#

A. 6.25kΩ
B. 9.94kΩ
C. 16kΩ
D. 1.59kΩ
Answer» D. 1.59k‚âà√≠¬¨¬©
Discussion
4.

Find the High cut-off frequency if the pass band gain of a filter is 10?

A. 70.7Hz
B. 7.07kHz
C. 7.07Hz
D. 707Hz
Answer» C. 7.07Hz
Discussion
5.

In a low pass butterworth filter, the condition at which f=fH is called

A. Cut-off frequency
B. Break frequency
C. Corner frequency
D. All of the mentioned
Answer» D. All of the mentioned
Discussion
6.

Determine the gain of the first order low pass filter if the phase angle is 59.77o and the pass band gain is 7.

A. 3.5
B. 7
C. 12
D. 1.71
Answer» E.
Discussion
7.

1-i,2-ii,3-iii

A. 1-ii,2-iii,3-i
B. 1-iii,2-ii,3-i
C. 1-iii,2-i,3-ii
Answer» B. 1-iii,2-ii,3-i
Discussion
8.

Find the complex equation for the gain of the first order low pass butterworth filter as a function of frequency.

A. A<sub>F</sub>/[1+j(f/f<sub>H</sub>)].
B. A<sub>F</sub>/‚àö [1+j(f/f<sub>H</sub>)<sup>2</sup>].
C. A<sub>F</sub>√ó[1+j(f/f<sub>H</sub>)].
D. None of the mentioned
Answer» B. A<sub>F</sub>/‚Äö√Ñ√∂‚àö‚Ć‚àö‚àÇ [1+j(f/f<sub>H</sub>)<sup>2</sup>].
Discussion