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MCQs

Total Questions : 60 | Page 1 of 6 pages
Question 1. Which of the following is true for ideal filter frequency response?
  1.    Abrupt change from pass band to reject band
  2.    Smooth change from pass band to reject band
  3.    Contains only pass band
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Abrupt change from pass band to reject band
Answer: (a).Abrupt change from pass band to reject band
Question 2. Which of the following is true for low-pass filter?
  1.    Pass band less than cut-off frequency
  2.    Pass band greater the cut-off frequency
  3.    Pass band anywhere in frequency response
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Pass band less than cut-off frequency
Answer: (a).Pass band less than cut-off frequency
Question 3. Which of the following represents bridge-T filter?
  1.    Band pass filter
  2.    Low pass filter
  3.    High pass filter
  4.    Band reject filter
 Discuss Question
Answer: Option D. -> Band reject filter
Answer: (d).Band reject filter
Question 4. Twin-T filter is band reject and Notch filter is band pass filter.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 5. Notch filter belongs to _________________
  1.    Zero-order system
  2.    First-order system
  3.    Second-order system
  4.    Third-order system
 Discuss Question
Answer: Option D. -> Third-order system
Answer: (d).Third-order system
Question 6. Identify the frequency response?Identify The Frequency Response?
  1.    Low pass filter
  2.    High pass filter
  3.    Band pass filter
  4.    Band reject filter
 Discuss Question
Answer: Option C. -> Band pass filter
Answer: (c).Band pass filter
Question 7. Tuned LCR circuit forms band-pass filters.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 8. Which of the following statement is true?
  1.    Lead network is composed of capacitor only
  2.    Lag network is composed of inductor only
  3.    Lead network is composed of resistance only
  4.    Lead network and lag network is composed of resistance and capacitor
 Discuss Question
Answer: Option D. -> Lead network and lag network is composed of resistance and capacitor
Answer: (d).Lead network and lag network is composed of resistance and capacitor
Question 9. Why dynamic compensation is used?
  1.    To increase pass band
  2.    To increase cut off frequency
  3.    To improve dynamic performance
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> To improve dynamic performance
Answer: (c).To improve dynamic performance
Question 10. Rejection frequency of notch filter can be expressed as _________________
  1.    1/RC
  2.    1/C
  3.    1/R
  4.    Unpredictable
 Discuss Question
Answer: Option A. -> 1/RC
Answer: (a).1/RC

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