Electronic Devices Question 213
Question: In a triode valve the amplification factor is 20 and mutual conductance is 10-3 mho. The plate resistance is
[UPSEAT 2000]
Options:
A) 2 x 103 W
B) 4 x 103 W
C) 2 x 104 W
D) 2 x 104 W
Show Answer
Answer:
Correct Answer: C
Solution:
$ \mu =r _{p}\times g _{m} $
$ \Rightarrow r _{p}=\frac{20}{{{10}^{-3}}} $ = 2 x 104W.
