Single Phase Series Circuits on Electrical Engineering related Questions and Answers


Question :   The correct expression for the instantaneous current if instantaneous voltage is Vm(sint) in an inductive circuit is?
1. i = Vm(sint)/XL
2. i = Vm(cost)/XL
3. i = -Vm(sint)/XL
4. i = -Vm(cost)/XL
Answer :   4 - i = -Vm(cost)/XL  

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