FIR Differentiator Design MCQs : This section focuses on the "FIR Differentiator Design". These Multiple Choice Questions (MCQs) should be practiced to improve the FIR Differentiator Design skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
Full band differentiators can be achieved with an FIR filters having odd number of coefficients.
A. TRUE
B. FALSE
Question 2
How is the frequency response of an ideal differentiator related to the frequency?
A. Inversely proportional
B. Linearly proportional
C. Quadratic
D. None of the mentioned
Question 3
If fp is the bandwidth of the differentiator, then the desired frequency characteristic should be linear in the range of _____________
A. 0 ≤ ω ≤ 2π
B. 0 ≤ ω ≤ 2fp
C. 0 ≤ ω ≤ 2πfp
D. None of the mentioned
Question 4
If hd(n) is the unit sample response of an ideal differentiator, then what is the value of hd(0)?
A. 1
B. -1
C. 0
D. 0.5
Question 5
In this section, we confine our attention to FIR designs in which h(n)=h(M-1-n).
A. TRUE
B. FALSE
Question 6
In this section, we confine our attention to FIR designs in which h(n)=-h(M-1-n).
A. TRUE
B. FALSE
Question 7
The absolute error between the desired response ω and the approximation Hr(ω) decreases as ω varies from 0 to 2πfp.
A. TRUE
B. FALSE
Question 8
What is the desired response of the differentiator in the frequency range 2πfp ≤ ω ≤ π?
A. Left unconstrained
B. Constrained to be zero
C. Left unconstrained or Constrained to be zero
D. None of the mentioned
Question 9
What is the maximum value of fp with which good designs are obtained for M odd?
A. 0.25
B. 0.45
C. 0.5
D. 0.75
Question 10
What is the weighting function used in the design of FIR differentiators based on the chebyshev approximation criterion?
A. 1/ω
B. ω
C. 1+ω
D. 1-ω
Question 11
Which of the following is the condition that an differentiator should satisfy?
A. Infinite response at zero frequency
B. Finite response at zero frequency
C. Negative response at zero frequency
D. Zero response at zero frequency
Question 12
Which of the following is the important parameter in a differentiator?
A. Length
B. Bandwidth
C. Peak relative error
D. All of the mentioned