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Amplification factor of a triode is 20 a...

Amplification factor of a triode is 20 and its plate resistance is 20 k`Omega`. Its mutual conductance will be ____ .

A

`2xx10^(5)` mho (B)

B

`2xx10^(4) `mho

C

500 mho (D)

D

`1xx10^(-3)` mho

Text Solution

Verified by Experts

The correct Answer is:
D
`mu=r_(p)xxg_(m)`
`g_(m)=(mu)/(r_(p))=(20)/(10xx10^(3))`
`=2xx10^(-3)`mho
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