BASIC ELECTRONICS - Quiz

1) Which element is used as semi conductor?

Silver Silicon Copper Aluminium

2) How many electrons in a silicon atom?

7 14 29 32

3) How the N type semi conductor is formed?

Germanium with aluminium Silicon with antimony Silicon with iridium Silicon with arsenic

4) Which element is used as impurity to provide N type semi conductor?

Arsenic Aluminium Gallium Boron

5) How the P - type semiconductor is formed?

Germanium with phosphorus Silicon with aluminium Germanium with antimony Germanium with aluminium