CBSE Class 12-science Answered
Ma'm
Asked by sharmistha.panda | 21 Mar, 2013, 09:19: PM
Expert Answer
A glass is an insulator because it does not have free electrons which might cause electrical conduction.
Every condctor has free electrons or some fre electron states in its conduction band causing conduction.
Answered by | 22 Mar, 2013, 09:30: AM
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