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Question

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

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

A

a

B

a2

C

1α\frac{1}{\alpha}

D

1α2\frac{1}{\alpha^{2}}

Answer

a2

Explanation

Solution

APAR\frac{A_{P}}{A_{R}} = α2ARAR\frac{\alpha^{2}A_{R}}{A_{R}} = a2