Advantage of lead acid accumulator are:

They have myriad uses and are one of the most useful batteries with the longest life cycle, the greatest energy density per pound, and the most mature recycling infrastructure of similarly priced batteries
The lead acid battery is simple and inexpensive to manufacture.
Capable of high discharge rates

Disadvantage:
It cannot be stored in … Read more

Insulators block electric current from flowing. This is useful to protect circuit from short wire or keep us from harmful high voltage. Common insulators around us are air, pure water, glass,
Conductors are those that can conduct electricity. Wires are made out of conductors. They easily conduct electricity and enable us to connect the current from … Read more

The primary difference between analog and digital communication is the difference in the concept behind "continuous time" and "discrete time". Continuous time signals have a value at every point in time, no matter how thin you slice between two time points.
Discrete time is based upon samples.
Analog communications is based upon continuous time signals.
A … Read more