ELECTRONIC DEVICES AND CIRCUITS QUIZ

Ions

Electrons

Holes

Holes and electrons

Mixture of silicon and germanium

Germanium

None of these

Silicon

Diffusion process

None

Oxidation

Evaporation

Has better thermal stability

Is less noisy

Has higher input resistance

All of these

Majority carriers in both regions

Free electrons in N-region only

Majority as well as minority carriers in both regions

Holes in P-region only

True

False

Diffusion of holes

Drift of electrons

Drift of holes

Diffusion of electrons

20 A

1 A

10 A

100 A

An ohmic region at low voltage value followed by a saturation region at higher voltages

Only an ohmic region

Only a saturation region

An ohmic region at large voltage values preceded by a saturation region at lower voltages

Hard drawn copper

Induction hardened copper

Copper containing traces of silicon

Pure annealed copper