Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) 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 = \(\frac{\beta}{1+\beta}\)
3
β = \(\frac{1}{1−\alpha}\)
4
More than one of the above
5
None of the above