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A silicon specimen is made into a -type semiconductor by dropping, on an average, one indium atom per  silicon atoms. If the number density of atoms in the silicon specimen is  atoms , then the number of acceptor atoms in silicon per cubic centimeter will be

a)

b)

c)

d)



Question ID - 150820 | SaraNextGen Top Answer

A silicon specimen is made into a -type semiconductor by dropping, on an average, one indium atom per  silicon atoms. If the number density of atoms in the silicon specimen is  atoms , then the number of acceptor atoms in silicon per cubic centimeter will be

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (d) -

 

(d)

Number density of atoms in silicon specimen  atoms/  silicon atoms, so total number of indium atoms doped per atoms, so total number of indium atoms doped per  of silicon will be

 atoms

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