Physics, 15.07.2020 01:01 Nathaliasmiles
A 45-mH inductor is connected to an ac source of emf with a frequency of 250 Hz and a maximum emf of 20 V. If the voltage across the inductor is +20 V at time t = 0, what is the voltage at time t = 2.0 ms? Assume the phase constant is zero.
Answers: 1
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A 45-mH inductor is connected to an ac source of emf with a frequency of 250 Hz and a maximum emf of...
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