Which are the types of carrier movements and how are they activated

Drift - As a result of an electric field

Diffusion - As a result of a carrier gradient, by other words a difference in the carrier level from one side to the other, usually when we have a p-n junction

JA

Related Physics A Level answers

All answers ▸

How do capacitors work and what are its units?


Explain the difference between forced vibration and resonance in an oscillating object.


A body is moving at 70km/h and has a mass of 130kg, calculate its maximum kinetic energy.


How to we work out the speed of an object at a certain point in its trajectory?