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Electrical and electronics engineering technology

Electrical and electronics engineering technology • 736 followers

To produce academically and professionally qualified electrical engineer

 
What's the difference between charge and generate in terms of energy?
Jimswen
Jimswen, former Engineering (Electronics, Chip Fab, Satellites) (1979-2012)

Answered July 13

 
“Charging" is putting electric energy into a battery or capacitor. It doesn't matter how you got that electricity, whether you made the electricity from a gasoline engine, ...

 
 
Why are converting AC transformerless to DC 5V 9V 10V 12V considered as low voltage? Little bit explanation
Dilshad Ahmad
Dilshad Ahmad, Dilshad Malik Science,Technology and Engineering at Science and Engineering (2...

Answered July 15

 
Converting AC (alternating current) to DC (direct current) at voltage levels of 5V, 9V, 10V, or 12V is generally considered low voltage for several reasons:


 
 
The electricity to my house cut off in about half the rooms and still worked for the other rooms. The next day, one of the rooms without electricity started working again but the other rooms still did not work. Is that normal?