Electricity is a universal phenomenon
What is electricity? WOW! First of all, what is electricity?
You may have seen it but you can't see it or touch it. Electricity is also a
useful medication that sometimes helps cure sicknesses. When a person gets hit
by lightning, electricity is the pain he feels due to natural weather changes .
Sometimes people get sick because of germs, if a doctor does not have enough
equipment or medications to cure them, he uses electricity to kill the germs
that cause sickness. Electricity is an invisible force that we can sometimes
feel.
Electrical current is a flow of electric charge. This charge
is symbolized by an arrow in a source diagram such as shown in Figure 3 with a
solid line in the direction of the flow. The same current may be visualised by
the movement of free electrons in a metal conductor, for example copper wire. Electricity
is a set of physical phenomena associated with the presence and motion of
matter that has a property of electric charge. It includes phenomena that
involve the presence or motion of electric charges. Electricity is a phenomenon
associated with the presence and motion of matter that has a property of
electric charge. Visit this site for answers to all your questions about
electricity, including circuit diagrams.
Electricity is a universal phenomenon. Charges have a
property of electric charge and can attract or repel each other. An
accumulation of a large number of charges gives rise to macroscopic electric
fields, which in turn give rise to electric forces between charges. Electricity
arises from the presence and motion of charged particles, usually electrons
within some kind of material.[3] It includes phenomena such as lightning,
static electricity, and electromagnetic waves such as radio waves. The absence
of an electric charge is referred to as insulation.
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