Semiconducting Devices Question 281
Question: If the amplification factor of a triode (m) is 22 and its plate resistance is 6600 ohm, then the mutual conductance of this valve is mho is
[MP PMT 1989]
Options:
A) $ \frac{1}{300} $
B) $ 25\times {{10}^{-2}} $
C) $ 2.5\times {{10}^{-2}} $
D) $ 0.25\times {{10}^{-2}} $
Show Answer
Answer:
Correct Answer: A
Solution:
$ \mu =r _{p}\times g _{m}\Rightarrow g _{m}=\frac{\mu }{r _{p}}=\frac{22}{6600}=\frac{1}{300}.$
