The magnitude function |H(ω)| can be zero at some frequencies, but i – McqOptions

MCQOPTIONS

1.	The magnitude function \|H(ω)\| can be zero at some frequencies, but it cannot be zero over any finite band of frequencies.
A.	True
B.	False
Answer» B. False

Discussion

No Comment Found

Related MCQs

The frequency ωP is called as ______________
The magnitude |H(ω)| cannot be constant in any finite range of frequencies and the transition from pass-band to stop-band cannot be infinitely sharp.
The HI(ω) is uniquely determined from HR(ω) through the integral relationship. This integral is called as Continuous Hilbert transform.
What is the Fourier transform of the unit step function U(ω)?
HR(ω) and HI(ω) are interdependent and cannot be specified independently when the system is causal.
If h(n) is absolutely summable, i.e., BIBO stable, then the equation for the frequency response H(ω) is given as?
If h(n) is causal and h(n)=he(n)+ho(n),then what is the expression for h(n) in terms of only ho(n)?
If h(n) is causal and h(n)=he(n)+ho(n),then what is the expression for h(n) in terms of only he(n)?
The magnitude function |H(ω)| can be zero at some frequencies, but it cannot be zero over any finite band of frequencies.
If |H(ω)| is square integrable and if the integral \(\int_{-\pi}^\pi |ln⁡|H(ω)||dω\) is finite, then the filter with the frequency response H(ω)=|H(ω)|ejθ(ω) is?