QUESTION $6$

a$)$ Describe how an N $-$type material is produced

$(4$ marks$)$

b$)$ Describe how a P$-$type material is produced

$(4$ marks$)$

c$)$ State two types of semiconductor materials mainly used in electronics.

d$)$ Name any five $(5)$ diodes and for each state one application

$(2$ marks$)$

$(10$ marks$)$

Total: $\backslash (\backslash$mathbf$\{20\}\backslash )$ Marks