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A silicon specimen is made into a -type semiconductor by doping, 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)

 atom

b)

 atom

c)

 atom

d)

 atom



Question ID - 151459 | SaraNextGen Top Answer

A silicon specimen is made into a -type semiconductor by doping, 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)

 atom

b)

 atom

c)

 atom

d)

 atom

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

(d)

Number density of atoms in silicon specimen

             =  atoms-  atoms .

Since, 1 atom of indium is doped in  silicon atoms, so total number of indium atoms doped per  of silicon will be

 atom- .

127 votes


127