Question: The variable de voltage source in the circuit shown below is adjusted until Io = zero. a) Would you use the node-voltage or mesh-current

The variable de voltage source in the circuit shown below is adjusted until Io = zero. a) Would you use the node-voltage or mesh-current method to find vac? Explain your choice. b) Find the value of vdc using the method selected in (a). c) Check your solution by showing the power developed equals the power dissipated. 30 50 15 0 $100 23 V de 46 V 20 0 25 N

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