What is the spectrum that is obtained when we plot |ck |2 as a function of frequencies kF0, k=0,±1,±2..?
A. Average power spectrum
B. Energy spectrum
C. Power density spectrum
D. None of the mentioned
Answer:A
What is the spectrum that is obtained when we plot |ck |2 as a function of frequencies kF0, k=0,±1,±2..?
A. Average power spectrum B. Energy spectrum C. Power density spectrum D. None of the mentioned
Explanation: When we plot a graph of |ck |2 as a function of frequencies kF0, k=0,±1,±2… the following spectrum is obtained which is known as Power density spectrum.