engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Physics Semiconductors The Transistor
The correct relation between α (ratio of collector current to emitter current) and β (ratio of collector current to base current) of a transistor is :
1
β = \(\frac{\alpha}{1+\alpha}\)
2
α = \(\frac{\beta}{1−\alpha}\)
3
β = \(\frac{1}{1−\alpha}\)
4
α = \(\frac{\beta}{1+\beta}\)