Q33Multiple choice
Electrical wires have a coating of an insulting material. The material, generally used is
- (a)Sulphur
- (b)Graphite
- (c)PVC
- (d)All can be used METALS AND NON-METALS 23
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(c) PVC
Electrical wires have a coating of an insulting material. The material, generally used is
(c) PVC