electric circuits and its basic parts

7/25/2019 Electric Circuits and Its Basic Parts

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ELECTRIC CIRCUITS ANITS BASIC PARTS



ELECTRIC CIRCUITS

Is the complete fow ocurrent through a conuctoror path rom the source to

the loa an !ac" to thesource



Circuit Diagram

cell switchlamp w

Scientists usually draw electric circuits using symbols;



Source #$t $s where the electr$c$t% corom& It pro'$e electr$cal power to th

c$rcu$t&

!atter%cell



Path # The Path $s all the parts o c$rcu$t where the current or electrfow& It $s the pathwa% o fow$ng

electr$c$t%&



Parts o a )$re

C*NDUCT*RS+ are mater$als w$th

'er% low res$stance, an thus eas$l%perm$ts the fow current&

E-&& .etals

INSULAT*R+ are mater$als w$th 'er%

h$gh res$stance/ hence, $t oes noteas$l% perm$t the fow o electr$ccurrent&

E-&& Non metals



Loa # Loa are e'$ces thatconsumes electr$c$t% on $ts

operat$on&



E-amples



Control0S)ITC1 # anelectr$cal e'$ce thatturns the current *N

an o2 the c$rcu$t&



SAFETY

PRECAUTION



1. TOOLS AND MATERIALS

NEEDED IN THE TASK.

2. WHEN WORKING ON LIVE

WIRE SEE TO IT THAT THE SAFE

SWITCH IS AT OFF POSITION.

3. RECHECK THE CONNECTION

BEFORE TESTING.

4. INSULATE ALL OPEN WIRES T

AVOID ELECTRICAL SHOCK

AND SHORT CIRCUIT



STEPS/PROCEDURES IN

CONNECTING ONE LAMP

CONTROLLED BY SINGLE

POLE SINGLE THROW

SWITCH



3& C*NNECT LINE 3 T* 4IRSTTER.INAL *4 A SIN5LE P*LE SIN5LET1R*) S)ITC1&

6& C*NNECT LINE 6 T* T1E 4IRSTTER.INAL *4 T1E BULB&

7& C*NNECT T1E RE.AININ5TER.INAL *4 A SIN5LE P*LE SIN5LET1R*) S)ITC1 T* T1E RE.AININ5TER.INAL *4 T1E BULB&

electric circuits and its basic parts

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