Electricity Ppt for Grade 9

7/26/2019 Electricity Ppt for Grade 9

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SYSTEM OF

MEASUREMENT(ENGLISH AND METRICSYSTEM)

COMMON WIRE SPLICESAND JOINTS


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OBJECTIVES AT THE END OF THE TWO HOURS PERIODLEARNERS WILL BE ABLE TO:

1. DETERMINE THE SYSTEM OF MEASUREMENT(ENGLISH AND METRIC SYSTEM) AND IDENTIFYDIFFERENT KINDS OF WIRE SPLICES AND JOINT

2. APPRECIATE THE IMPORTANCE OF SYSTEM OF

MEASUREMENT AND THE DIFFERENT KINDS OFSPLICES AND JOINTS, AND

. PERFORM THE STEPS IN WIRE SPLICES AND JO

WITH "#$ PROFICIENCY LEVEL.


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UNLOCKING OF TERMS

ENGLISH SYSTEM % MEASURES LON

DISTANCE WITH THEIR PACES.

METRIC SYSTEM % IS A DECIMALI&E

SYSTEM OF MEASUREMENT.

WIRE SPLICING % IT IS TO JOIN WIRE

WEAVING OR TWISTING THEM TOGET


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ACTIVITY

DIRECTIONS:

1. CREATE A GROUP COMPOSE OF ' MEMBERS.

2. LIST THE NAME OF YOUR MEMBERS IN SHEET OF PAPER.

. I HAVE HERE THE MATERIALS THAT YOU WILL BE USED FOR THE AWITH THE ATTACHMENT OF OUR RUBRIC.

. IN " MINUTES, DISCUSS AND ANSWER THE GIVEN *UESTIONS WIGROUP.

#. EACH GROUP MUST PRESENT THEIR ANSWER IN FRONT.

+. YOU WILL BE GRADED AS A GROUP AND THE BASES OF YOUR GRRUBRIC SO YOU MUST READ THE RUBRIC AS WELL.


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ACTIVITY *UESTIONS:

WHY IS IT IMPORTANT TO STUDY THE SYSTEM OF

MEASUREMENT AND DIFFERENT KINDS OF WIRE S

ARRANGE THE GIVEN STEPS IN WIRE SPLICING WIT

PICTURES.

DETERMINE THE GIVEN MEASUREMENTS IF IT IS IN

ENGLISH SYSTEM OR METRIC SYSTEM.

DETERMINE THE DIFFERENT KIND OF SPLICES BY P

THE PICTURE WITH ITS KIND.


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SYSTEM OFMEASUREMENT

(ENGLISH ANDMETRIC SYSTEM)


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SYSTEM OF MEASUREMENT

A SYSTEM OF MEASUREMENT IS A OF UNITS WHICH CAN BE USED TOSPECIFY ANYTHING CAN BE MEASU

THESE ARE COMMON UNITS OF

MEASUREMENT USED IN MAKINGLAYOUT AND INSTALLATION OFELECTRICAL MATERIALS.


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ENGLISH SYSTEM PROVIDES THE CREATIVEON HOW PEOPLE CAN MEASURE BY THEMS

FOR EAMPLE, PEOPLE MEASURE SHORTERDISTANCE ON THE GROUND WITH THEIR FE

THEY MEASURE LONG DISTANCES BY THEIRPALMS WHICH IS E*UAL TO A YARD.

INCH (-)

YARD (/0)

MILES (-)


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ENGLISH UNITS AND EACH EQUIVALEN

12 -345 6 7889 (79.)

1 7889 6 /;0 (/0.)

1 /;0 6 + -345

METRIC UNITS AND EACH EQUIVALENT1< -==-494; () 6 149-494; (

1


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ENGLISH TO METRIC EQUIVALENT

1 -3 6 2.#

1 7889 6


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THE INCH GRADUATION


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THE INCH GRADUATION

HOW TO READ THE INCH GRADUATION

1. FIRST GRADUATION IS 1?1+

2. SECOND GRADUATION IS 1'

. THIRD GRADUATION IS ?1+

. FOURTH GRADUATION IS 1?, THEN FOLLTHE GIVEN SCALE ABOVE.


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COMMONWIRE SPLICES

AND JOINTS


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RAT TAIL OR PIG TAILTHIS KIND OF JOINT IS COMMONLY USED

JOIN TWO OR MORE CONDUCTORS INSIDE TJUNCTION BO. IT IS SUITABLE FOR SERVIC

WHERE THERE IS NO MECHANICAL STRESSWIRES ARE TO BE CONNECTED IN AN OUTLBO, SWITCH, OR CONDUIT FITTING.

THE FOLLOWING ARE THE COMMOELECTRICAL WIRE SPLICES AND JOIN


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WESTERN UNION LONG TIE0

THIS IS USED ETENSIVELY FOR OUTSIDE

WIRING TO ETEND THE LENGTH OF WIRE ONE END TO ANOTHER.


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WESTERN UNION SHORT1TIE SPLICE

THIS IS THE MOST WIDELY USED SPLICE

JOINT IN INTERIOR WIRING INSTALLATION TETEND THE LENGTH OF WIRE FROM ONE TO ANOTHER.


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WESTERN UNION SHORT1TIE SPLIC


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PLAIN TAP JOINT

THIS IS USED WHERE THE TAP WIRE IS UCONSIDERABLE TENSILE STRESS CIRCUIT.


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EVALUATIO


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II. DIRECTIONS: DETERMINE THE GIVEN PICTURE.ON YOUR PAPER THE KIND OF SPLICES IS IN THE PICTURE.

1.

2.

.

.


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SPECIAL THAN2S TO:

K TO 12 LEARNING MODULE

ELECTRICAL INSTALLATION A

MENSURATION (EIM)

MR. LOVENRES ENANORIA

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Electricity Ppt for Grade 9