Check whether the signal is periodic or not?x(t) = cos(4t) 2sin(8t) - Study24x7
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Goraksha Dadhich
03 Apr 2019 10:25 AM study24x7 study24x7

 Check whether the signal is periodic or not?
x(t) = cos(4t) + 2sin(8t)

A

 Periodic with period π/2

B

Periodic with period 2

C

Periodic with period 2/π

D

Not periodic

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  • geet sharma
    • T1=2π /4 T2=2π /8, T1/T2 = 2 T=T1 or 2T2, T=π /2.
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    Reply 03 Apr 2019 12:03 PM
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