Tag: Electrical Testing
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Why Does Voltage Drop Along a Wire but Current Doesn’t?
Related reading: How Do Engineers Choose Satellite Cables? In a DC power branch operating steadily, the voltage between the source’s positive and return terminals is 26 V. At the equipment’s positive and return input terminals, it is only 24.71 V. Where did the missing 1.29 V go? Check the current along this unbranched path, and…