ASSIGNMENT NO 2

GODAVARI COLLEGE OF ENGINEERING, JALGAON.

DEPARTMENT OF ELECTRONICS AND TELECOMUNICATION ENGINEERING.

BEE / FYBTECH 17-18 / DBATU

ASSIGNMENT NO 02.

1.      Write short note on conductivity of metals, semiconductors and insulators in terms of energy bands.

2.      Derive the equation for conductivity of intrinsic semiconductors.

3.      Explain following semiconductors with their respective conductivities.

a)      n-type

b)      p-type

4.      Explain Hall Effect.

6.      Explain following Mechanism in current flow.

a)      Drift

b)      Diffusion

c)      Einstein relation

7.      Explain diode operation for following biasing.

a)      No bias

b)      Forward bias

c)      Reverse bias

8.      Explain general purpose diodes.

a)      Zener diode

b)      Tunnel diode

c)      Varactor diode

d)     Schottky diode

e)      PIN diode

Students should submit assignment before seven days after publication.