History of Light Emitting Diode (LED) -100 Years

The history of LED can be unknown to you. But we all know that, What is LED? LED light is the latest technology for energy efficient lighting system. Because, before LED we used CFL, Halogen stands and Incandescent bulb and those are much energy consumes lighting technology. LED stands for ‘Light Emitting Diode’ and it is a semiconductor device that converts electricity into light. LED light is much energy efficient and it just uses approximately 85% less energy than traditional Halogen Read More …

What is the Difference in AC Current and DC Current?

What is the Difference in AC current and DC current and Why do we use Alternating Current for mains electricity? Ok let’s talk about this most common topic today. And our topic is AC (Alternating Current) and DC (Direct Current). It does not matter what you do in real life but you have Electricity at your home. That’s means we handle lots of home appliance in our daily life. Now, did we think which type of power we are using Read More …