Energy and power of signals: E, P and fundamental period

1. 1What are the E and P of the cos[n*pi/2]

   1. AE=0, P=infinity
   2. BE=infinity, P=1/2
   3. CE=0, P=1/2
2. 2What is the energy of e^(j*n*pi/2)?

   1. A1
   2. Binfinity
   3. C0
3. 3What is the fundamental period of the cos[n*pi/2]?

   1. A4
   2. B1/4
   3. Ck*(4)
4. 4What is the fundamental period of 3e^(j*3*pi*(n-1)/5)

   1. A15
   2. B5
   3. C3
   4. D10
5. 5Which is true about x^2[n-2] signal?

   1. Alinear
   2. Btime-invariant
   3. Cboth

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Quiz on Untitled, created by Salar Razavi on 29/01/2021.

Author

Salar Razavi

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