Question

In the following transistor amplifire circuit $\beta$ = 50 of the transistor, collector current ($mA$) is

• A. 4
• B. 2
• C. 10
• D. 8

Answer 1

The correct option is B 2

Given : $I_b=40\mu A$ $\beta =50$

So, collector current $I_c=\beta I_b$

$⟹I_c=50\times 40\mu A=2000\mu A=2mA$