Choose the correct options for the following questions.
Majority charge carriers in the p-region of p-n junction are:
Difficulty: Easy
A:
Electrons
B:
Positrons
C:
Holes
D:
Electrons
Whenever a covalent bond breaks, it creates:
Difficulty: Easy
A:
An electron
B:
A hole
C:
An electron-hole pair
D:
A positron
The impurity in the germanium is usually in the ratio of:
Difficulty: Easy
A:
$1:10^{4}$
B:
$1:10^{8}$
C:
$1:10^{12}$
D:
$1:10^{16}$
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