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In a certain triode, the output is 5 mA ...

In a certain triode, the output is 5 mA with an anode potential of 200 V and grid potential `-3V`. When he potential is increased to 260 V, the current rises `10.7 mA`. A charge in grid voltage to `-4V` restores the current to the original value. Find the constant of the valve

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The correct Answer is:
`r_(p) = 20000 Omega, delta_(m) = 2xx 10^(-3) Omega^(-1),mu=40`
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NN GHOSH-DIODE, TRIODE & TRANSISTER-Exercises
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