In 1000 years.
Don't know, but a millennium is 1000 years
1000 millenniums is called a megannium.
i dont know like 1000 years old
We do not know his name- it was about 1000 years ago, and there are no records.
......................i dont really know but ask me agian in 1000 years i will know then thank you dont forget.
Astronomers know because they have studied star patterns and placements and know when there has been a change between where there is a black hole and where there isn't one.
Some astronomers are likely to be good at DIY, but most would probably get a contractor in.
Divide by your number of phases 1 or 3 then divide by your Voltage. If its a 3 phase supply Voltage you need to divide by your 3 phase voltage for balanced loads and by your single phase voltage for unbalanced loads requiring a neutral.
We don't know. It was about 1000 years ago in China, and there are just no records.
We do not know the name of the inventor. It was about 1000 years ago in China. No records.
We do not know the name. It was about 1000 years ago, and there are no records. Sorry