negative or (-)
2 * electrial
Electrial energy
does 2002 inifiniti QX4 have an electrial panel to control each head light (low & high beam)?
No!
The easiest is a circle with a cross in it.
To the Earth happened in 1989.
Electrical is anything associated with the science or use of electricity.
Metorites have crashed onto the moon which has not happened to the earth. Although the earth has been struck it has not happened enough to be noticable.
we used pawan chakki to transformed its electrial energy
It isn't "the best"; it is useful for some specific purposes.
It happened right when the earth was formed by other weird stuff.