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WHAT IS SEMICONDUCTOR? EXPLAIN DETAIL. FOR EXAMPLE TAKE A
PENCIL.THE LEAD IS MADE UP OF GRAPHITE IT IS A
CONDUCTOR.THE OUTER COVER IS MADE UP OF WOOD IT IS
INSULATOR.PENCIL IS A SEMICODUCTOR MATERIAL.
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Answer Posted / satya dev ( knight frank)
Semiconductor is acting as insulator during the noraml
temp/ atomsphere/voltage, but on applying potential diff.
across its terminal it behaves like conductor. it has
negetive co- efficient of temperature.
Germenium, silicon are good semiconductor
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