powerpoint presentation

1. Protocols /
Processes in
Making
Electrical
Gadgets

2. “Have a place for
everything and
everything in its
proper place”

3. Why is it necessary to strictly
follow the steps/ direction in
making simple electrical
gadgets?
To avoid accidents, To
produce an output with
good quality

4. Furniture Gadgets
Classify the things is it a furniture or a
gadget?
Television
Cellphone
Laptop
Sofa
Cabinet
Table
Doorbell

5. Safety and health measures
that should be observed while
working any electrical project to
avoid accidents.
1. Avoid contact with
energized electrical circuits.
2. Treat all electrical devices
as if they are live or energized.

6. 3. Disconnect the power source
before servicing or repairing electrical
equipment.
4. Use only tools and equipment with
non-conducting handles when working
on electrical devices.
5. Never use metallic pencil or rulers,
when working with electrical equipment.
6. Wear non-conductive gloves,
protective clothes and shoes with
insulated soles.

7. 7. Never handle electrical equipment
when hands, feet or body are wet or
perspiring or when standing on a wet floor.
8. Do not store highly flammable liquids
near electrical equipments.
9. Never touch another person’s
equipment or electrical control devices
unless instructed to do so.
10. When it is necessary to touch electrical
equipment ( for example, when checking over
heated motors or heating flat iron) use the back
of the hand.

8. 1. What are the safety
measures to observe
while making an
extension cord,
electric buzzer?

9. Connect the wires on
the terminal of the cord
first, then to the terminal of
the male plug. If we
connect the wire to the
male plug first, maybe
somebody will plug in and
we might get electrocuted.

10. 1.We have a
newly-made
extension cord,
what will you do
before using it?

11. Check the first
by using tester if
the connection
is correct.

12. 2. What are the
safety
precautions when
doing electrical
repair at home?

13. Turn off the
main switch first,
then proceed to
the repair.

14. 3. You are going
to replace a
simple pole
switch, what will
you do first?

15. Turn off the
main switch
before replacing
the switch.