A semiconductor is made by doping a germanium crystal with arsenic
. A second semiconductor
is made by doping germanium with indium
. The two are joined end to end and connected to a battery as shown. Which of the following statements is correct
a) |
|
b) |
|
c) |
|
d) |
|
A semiconductor is made by doping a germanium crystal with arsenic
. A second semiconductor
is made by doping germanium with indium
. The two are joined end to end and connected to a battery as shown. Which of the following statements is correct
a) |
|
b) |
|
c) |
|
d) |
|
(d) Arsenic has five valence electrons, so it a donor impurity. Hence |