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  • In a triode valve the amplification factor is  and mutual conductance is <img alt="\mathrm{10^{-3}mho}" src="https://en

In a triode valve the amplification factor is 20 and mutual conductance is \mathrm{10^{-3}mho}. The plate resistance is

Option: 1

2 \times 10^3 \Omega


Option: 2

4 \times 10^3 \Omega


Option: 3

2 \times 10^4 \Omega


Option: 4

2 \times 10^5 \Omega


Answers (1)

best_answer

\mathrm{\mu=r_p \times g_m \Rightarrow r_p=\frac{20}{10^{-3}}=2 \times 10^4 \Omega}

Posted by

Rakesh

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