Questions
Which of the following is an example of semi conductor
1) Germanium 2) silicon 3) Aluminum 4) Gold
a
1,2,3,4
b
1,2
c
1,2,3
d
2,3
detailed solution
Correct option is B
Gold and aluminum are conductor. All metals are conductors but Germanium and Silicon are semiconductors.Talk to our academic expert!
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Which of the following is wrong regarding amorphous substances
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