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1. |
Why is the switch for any electrical appliance in ac circuit always connected to the live wire? |
A. | No current flows in the neutral wire. |
B. | There will be a short circuit if the switch is in the Earth lead. |
C. | The substance is a neutral substance. |
D. | The device can be isolated (mode safe) if the switch is in the live lead. |
Answer» E. | |