IIR & FIR FILTER DESIGN

Analog filters are characterized by

• Differential Equation

• Difference Equation

• Quadratic Equation

• None of the above

The frequency response of which filter can be changed by changing the filter coefficient

• None of the Below

• Analog Filter

• Digital Filter

To design analog filter to a Stable and Causal digital filter, the poles show lie on which part of the S-Plane?

• Left

• Right

• Origin

• Center

Which transformation technique is said to be many to one transformation?

• Bilinear Transformation

• Impulse Invariant

• Approximation of Derivative

• Matched Z Transform

In BLT, the non linear relationship introduces the distortion in frequency axis is said to be

• Frequency doubling

• Prewarping

• Frequency warping

• None of the Above

Which Transformation technique is not preferred in designing IIR filter except Low pass filter?

• Approximation of Derivative

• Impulse Invariant Method

• Bilinear Transformation

• Matched Z transform

In Which Transformation technique there is no problem of aliasing?

• Approximation of Derivative

• Impulse Invariant Method

• Bilinear Transformation

• Matched Z transform

The Magnitude butterworth filter approaches the ideal response as order of the filter N

• Zero

• One

• Decreases

• Increases

In which filter design has got monotonic in stop band and ripples in pass band in its magnitude response

• Chebyshev Type-I

• Chebyshev Type-II

• Butterworth Filter

• None of the above

In which filter design has got the poles which lie on a circle in S-plane?

• Chebyshev Type-I

• Chebyshev Type-II

• Butterworth Filter

• None of the above