Answer :
The outer portion is insulator like the headlight, handheld. The battery end portions & switch assembly are conductors.
Plastic case are insulators whereas battery , switch contact will be conductors
Bulb consist of glass which is an insulator whereas filament , connecting wire and metallic base are conductors.
What are insulators and conductors ?
Insulator : Material which do not have free electrons , and which do not conduct electricity because of high resistance .
Conductors : Material which can easily conduct electricity because of free electrons and have low resistance
A torch consists of bulb , battery , switch contact , switch , plastic case .Out of which switch , plastic case are insulators whereas battery , switch contact will be conductors .
in case of bulb : a torch bulb consist of glass which is an insulator whereas filament , connecting wire and metallic base are conductors.
learn more about insulators and conductors :
https://brainly.com/question/20102785?referrer=searchResults
#SPJ2