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Q. |
Calculate the time period of the waveform v(t)=12sin(8πt+8π÷15)+144sin(2πt+π÷6)+ 445sin(πt+7π÷6). |
A. | 8 sec |
B. | 4 sec |
C. | 7 sec |
D. | 3 sec |
Answer» B. 4 sec |
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