60Hz & 50Hz
60Hz & 50Hz
(OP)
How the two frequencies ( 50Hz & 60Hz)came into existence in the world. please explin me background. Also merits & demerits over each other.
When was the last time you drove down the highway without seeing a commercial truck hauling goods?
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RE: 60Hz & 50Hz
At one time, there were quite a few 25 Hz systems in the US, and there are still a very few in service for special applications. Aircraft typically use 400 Hz for weight reduction.