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Series
• Series circuits
• Current in series circuits
• Voltage in series circuits
Series Circuits
We have a series circuit
when 2 or more
components are connected
together in the same loop
Current through Series
Circuits
Now,
move
ammeter
in the with
Connect
an the
ammeter
in series
circuit
asbulbs
shown
and
repeat the
the light
and
measure
the
reading
each your
place.
Record
current. in
Report
reading
inin
your
your worksheet.
worksheet.
Current through Series
Circuits
What
Can
All
The
the
current
you
would
electrons
think
would
happen
of that
asame
decrease,
reason
to
gothe
through
why
current
this
a if
is
the
everywhere
What do you notice about the
happens?
resistor
because
one
ofcircuit.
the
must
the
resistors
higher
also gohad
the
through
higherthe
in
the
current in the circuit?
others.
resistance,
resistance?
the lower the current.
Voltage in Series Circuits
Now,
move
the voltmeter
in the with
Connect
a voltmeter
in parallel
circuit
asbulbs
shown
and
repeat the
the light
and
measure
the
reading
each your
place.
Record
current. in
Report
reading
inin
your
worksheet.
your worksheet.
Voltage in Series Circuits
What
would
happen
tobattery
the
voltage
The
overall
resistance
has
increased.
As
Can
you
should
hurdles
think
the
of
(resistors)
output
a
voltage
are
why
this
Thethe
output
voltage
of reason
the
isthe
the
What
do
you
notice
about
the
The
voltage
is
equal
across
each
Therefore,
there
will
be
less
current
across
the
resistors
if
one
of
them
sum
of
the
voltage
drops
across
same, the
happens?
(E.M.F.)
of little
the battery
men (electrons)
be? the
Voltage
across
each
resistors?
component.
flowing
in
the
circuit.
So,
the
voltage
resistors,
because
all
the
energy
were
higher
than
the
others?
will use the same amount of used
across
the
higher resistance
will So
be the
must
be
regained
in
the
battery.
energy to jump (go through) them.
greater
across
otheristwo,
voltage than
across
eachthe
resistor
a third
There
isisthe
same
drop
of voltage
where
it
lower
than
before.
of the E.M.F.
in each resistor.