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ElectricalSignals and Systems
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x ( t ) = e ( - t ) c o s ( 100 π t ) f o r a l l t

is signal periodic and if so find its period?

A

Periodic, Period = 20 msec

B

Periodic, Period = 2 msec

C

Aperiodic

D

None of the above

Correct Answer

Verified SolutionElectricalSignals and Systems
Option C

Aperiodic

Quick Summary: Practice and solve "x(t)=e(-t) cos(100πt)forallt is signal periodic and if so find its period?..." for Electrical - Signals and Systems. The correct answer is Option C: Aperiodic. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.

Answer:

Option **(c) **

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