Question text
27 Which material is an electrical conductor at room temperature? A aluminium B glass C plastic D rubber
27 Which material is an electrical conductor at room temperature?
A aluminium
B glass
C plastic
D rubber
Select your answer:
27 Which material is an electrical conductor at room temperature? A aluminium B glass C plastic D rubber
27 Which material is an electrical conductor at room temperature?
A aluminium
B glass
C plastic
D rubber
Select your answer: