Signal Processing Circuits(Instrumentation Transducers ) Questions and Answers

Question 1. Which of the following causes noise in passive filters?
  1.    Capacitor
  2.    Resistor
  3.    Inductor
  4.    None of the mentioned
Explanation:-
Answer: Option C. -> Inductor
Answer: (c).Inductor
Question 2. Which of the following have pass band of low frequency range?
  1.    High pass filter
  2.    Band pass filter
  3.    Low pass filter
  4.    Band stop filter
Explanation:-
Answer: Option C. -> Low pass filter
Answer: (c).Low pass filter
Question 3. Which of the following is known as equiripple filters?
  1.    Chebychev filter
  2.    Bessel filter
  3.    Butterworth filter
  4.    None of the mentioned
Explanation:-
Answer: Option A. -> Chebychev filter
Answer: (a).Chebychev filter
Question 4. Which of the filters are lower order filters?
  1.    Butterworth filter
  2.    Chebychev filter
  3.    Bessel filter
  4.    None of the mentioned
Explanation:-
Answer: Option D. -> None of the mentioned
Answer: (d).None of the mentioned
Question 5. Sharpness of cutoff in Butterworth filter __________ with increasing order.
  1.    Increases
  2.    Decreases
  3.    Nothing happens
  4.    None of the mentioned
Explanation:-
Answer: Option A. -> Increases
Answer: (a).Increases
Question 6. Which of the following filter is used where the phase is of higher priority?
  1.    Chebychev filter
  2.    Butterworth filter
  3.    Bessel filter
  4.    None of the mentioned
Explanation:-
Answer: Option C. -> Bessel filter
Answer: (c).Bessel filter
Question 7. Biquad network is a ___________ network.
  1.    2 terminal
  2.    4 terminal
  3.    3 terminal
  4.    5 terminal
Explanation:-
Answer: Option B. -> 4 terminal
Answer: (b).4 terminal
Question 8. AM signals are the _____________ of data signal and carrier signal.
  1.    Difference
  2.    Sum
  3.    Product
  4.    Ratio
Explanation:-
Answer: Option C. -> Product
Answer: (c).Product
Question 9. Biquad network can be used as _________________
  1.    Low pass filter
  2.    High pass filter
  3.    All pass filter
  4.    All of the mentioned
Explanation:-
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned
Question 10. Which of the following can produce an AM signal?
  1.    Any electronic device
  2.    Any electronic device with linear chara
  3.    Any electronic device with non-linear chara
  4.    None of the mentioned
Explanation:-
Answer: Option C. -> Any electronic device with non-linear chara
Answer: (c).Any electronic device with non-linear chara
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