SYMBOL IC REPRESENTAT ION

INTRODUCTION-

NAME=NITIN KUMAR

CLASS=VII

ROLL.NO.=34

SUBMITED TO=SANJAY SIR

ABOUT SYMBOLIC REPRESENTAT ION

IN DIFFERENT FIELD OF LIFE WE USE TO

REPRESENT DIFFERENT ITEMS,ACTIONS OR

EVENTS WITH SIMPLE DIGRAM THIS PICTROIAL

REPRESENTATION KNOWN AS “SYMBOL”.

SO,SYNBOL MEANS PICTROIAL

REPRESENTATION OF THIS.

BENFITS OF SYMB OLIC REPRESENTATION

THE PICTORIAL REPRESENTAION CAN BE

UNDERSTAND EASILY.

THE SYMBOL CAN BE UNDERSTAND AND LEARNED

BY EVEN ILLERATES OR AUNEDUCTED.

THE PICTORIAL REPRESENTATION EMPHASIS OR

IMPORTANT ASPECT OF THING.

DIGRAM OF DANGER SYMBOL

COMMON ELECTRICAL TERMS

SINCE STUDY SEVERL SYMBOLIC

DIGRAM ARE USED FOR LEARNING.

WE WILL LEARN SOME BASIC AND

COMMON SYMBOLIC DIGRAM USED IN

STUDY OF ELECTRICITY.

COMMON ELETRICAL SYMBOL

WIRE =THE WIRE IS MOST COMMON THING USED IN

ELETRICITY.THE WIRE,MADE OF CONDECTING

MATERIALS,PROVIDES PATH FOR FLOW ELETRIC

CURRENT.

WIRE JOINT=TO EXPEND PATH OF ELETRICITY A

NETWORK OF WIRE IS REQUED,HENCE THE WIRE ARE

INTER-CONNECTED FOR LARGER LENGTH.IN

ELETRICAL SYMBOLIC DIGRAM THE JINT OF WIRE IS

REQURED.

SYMBOL OF WIRE

OVERLAPPING OF WIRE

IN OVERLAPPING OF WIRE MEANS THAT THE

WIRE ARE CROSSING EACH OTHER BUT WIRE

ARE NOT INTER-CONNECTED.

IN SOME CASES THE LOOPS WERE USED TO

REPRESENT THE OVERLAPPING OF WIRE.

DIGRAM OF OVERLAPPING OF WIRE

SWITCH

THE SWITCH IS A DIVICE WHICH IS USED

TO TAKE ABREAK TO ELECTRICAL CIRCUIT.

THERE DIFFERENT TYPES OF SWITCHS

USED IN ELETRIC CIRCUIT.

a) NORMAL ON OF SWITCH