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A signal is an energy signal if the signal has average energy equal to __________

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A signal is an energy signal if the signal has average energy equal to  __________

(a) Infinite

(b) Finite

(c) Zero

(d) Does not depend on the average energy value

This question was posed to me by my college director while I was bunking the class.

I need to ask this question from Average Power and Energy of a Signal topic in division Fourier Series of Signals and Systems

1 Answer

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Correct option is (b) Finite

Explanation: A signal is said to be an energy signal if and only if the average energy of the signal is finite. In other words, we can say that a signal is an energy signal if the average power of the signal is infinite, i.e., P = ∞.

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