Question

In common base amplifier, the ratio of power gain and resistance gain is –

• A. a
• B. a²
• C. $\frac{1}{\alpha}$
• D. $\frac{1}{\alpha^{2}}$

Answer 1

Answer: (B)

a²

Answer 2

$\frac{A_{P}}{A_{R}}$ = $\frac{\alpha^{2}A_{R}}{A_{R}}$ = a²