Electronic Devices Question 287

Question: When NPN transistor is used as an amplifier

[AIEEE 2004]

Options:

A) Electrons move from base to collector

B) Holes move from emitter to base

C) Electrons move from collector to base

D) Holes move from base to emitter

Show Answer

Answer:

Correct Answer: A

Solution:

When NPN transistor is used as an amplifier, majority charge carrier electrons of N-type emitter move from emitter to base and then base to collector.



NCERT Chapter Video Solution

Dual Pane