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An inductor with L = 9.40 mH is connected across an ac source that has voltage...

An inductor with L = 9.40 mH is connected across an ac source that has voltage amplitude 44.0 V .

A) What is the phase angle ϕ for the source voltage relative to the current?

B) Does the source voltage lag or lead the current?

C) What value for the frequency of the source results in a current amplitude of 4.00 A ?

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