爷爷与花-给妈妈的信
Electronic circuit
By
the
metal
wires
,
the
electrical
and
the
electronic
components
of
conductive
circuits,
called
electric
circuit.
The circuit which is ran
through by Dc called
The
circuit
which
is
ran
through
by
alternating
current
called
the
power
supply,
the
load,
the
wire
and
the
switch
components. Circuit conduction called
pathways. Only the
circuit
is
pathways,
the
electric
current
can
run
through
the circuit. The
circuit is broken called open circuit. A part
of
the
circuit
that
the
ends
are
connected
directly
,make
the voltage of this part is zero,
called a short-circuit. Open
circuit
is
allowed,
but
short- circuit
is
never
allowed,
because
a
short
circuit
will
lead
to
that
the
power,
the
appliances and the ammeter is burnt
out.
In the series circuits,
the switch control the whole circuit in
any position. The current have only one
way can through
the circuit, the
current which run through one lamp must
through
another
lamp.
If
a
lamp
is
crushed
out,
another
lamp
must
be
crushed
out.
The
advantages
of
the
serises
circuits
is
that
if
you
want
to
control
all
the
circuits,you
can
use
the
series
circuits.
But
as
long
as
there
is
a
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