The reisistivity of a certain material is 0.6Ω m. The material is most llikely to be: (a) an insulator (b) a superconductor (c) a conductor (d) a semiconductor
(d) a semiconductor The reisistivity of a Germanium is 0.6Ω m.
The substance having infinitely high electrical resistance is called: (a) conductor (b) resistor (c) superconductor (d) insulator
Question 33 Electrical wires have a coating of an insulating material. The material, generally used is (a) Sulphur (b) Graphite (c) PVC (d) All can be used