Calculate the time period of the waveform y(t)=87cos( t+289 4). – McqOptions

MCQOPTIONS

1.	Calculate the time period of the waveform y(t)=87cos( t+289 4).
A.	2 sec
B.	37 sec
C.	3 sec
D.	1 sec
Answer» B. 37 sec

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