Electric current is an electric charge from a power source that flows through the conductor. Here are the things that relate to electrical current.
a. Electric current flows from the charged much (positive pole) to place charged a little (negative pole).
b. Electric current can flow through a conductor that comes from certain materials only.
c. Substance or material that is easy to conduct electric current is called the conductor or conductors, for example silver, copper, iron, steel, and tin.
d. Objects that can not conduct electricity are called insulators, such as plastics, rubber, glass, wood and dried.
e. The size of the electric current expressed in units of ampere. A tool to measure the amount of electric current is called the ampere meter.
Tidak ada komentar:
Posting Komentar