An alternating current is represented by the equation I = I?sin?t whic – McqOptions

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1.	An alternating current is represented by the equation I = I?sin?t which of the following equation represents an alternating current of frequency and amplitude twice that of the above current?
A.	I = 2I?Sin(?t/2)
B.	I = 2I?Sin(2?t)
C.	I = 2ISin?t
D.	I = I?sin(2?t)
Answer» C. I = 2ISin?t

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