Calculate the phase angle of the sinusoidal waveform z(t)=18cos(1546 t – McqOptions

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1.	Calculate the phase angle of the sinusoidal waveform z(t)=18cos(1546 t+1900 76).
A.	25 39
B.	25 5
C.	25 1
D.	4
Answer» D. 4

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