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...Electrical wiring components and accessories introduction electricity requires an electric path to flow there are many conducting materials used for this purpose semi which reduce the voltage also drop current non as insulation during working on live lines in unit we will study how household or industrial is done what essential different types of they session identifying selecting wire made like copper aluminium silver expensive mostly classified into three according their properties insulating fig semiconductor indd mar pm material a it good conductor cables its has low resistance conduction at high medium cable making b light weight cheaper comparison therefore type silvery white colour soft texture often these bad conductors example rubber paper mica wood glass cotton connecting appliances switch make break circuit off supply appliance various switches such y surface sockets flush ceiling pull push button bed i mounted wooden boards fixed wall one way two intermediate control single...