To obtain a p-type semiconductor, germanium must be doped with

To obtain a p-type semiconductor, germanium must be doped with

Options

(a) Arsenic
(b) Antimony
(c) Indium
(d) Phosphorus

Correct Answer:

Indium

Explanation:

P-type semiconductor is obtained when Si or Ge (tetravalent) is doped with group-III trivalent inpurities like aluminium (Al), boron (B), indium (ln) etc.

admin:

Related Questions

  1. In the series resonance the value of impedence is 3 Ω and the resistance is 4Ω,
  2. In a transistor the collector current is always less than the emitter current
  3. For photoelectric emission from certain metal the cut-off frequency is v
  4. A body is placed in an insulating container at temperature 227⁰C.
  5. Two waves are represented by the equations y₁ = a sin (?t + kx + 0.57) m