The dynamic plate resistance of a triode valve is 10 k - Find the change in the plate current if the plate voltage is changed from 200 V and to 220 V-

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Standard XII

Physics

V-I Characteristics for a P-N Junction Diode

The dynamic p...

Question

The dynamic plate resistance of a triode valve is $10 k Ω$ Find the change in the plate current if the plate voltage is changed from 200 V and to 220 V.

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Solution

Given Dynamic plate resistance
$r_{p} = 10 k Ω = 10^{4} Ω δ I V_{p} = ? δ V_{p}^{p} = 220 - 200 = 20 V δ I_{p} = \frac{δ V_{p}}{r p} a n d V_{0} = C o n s t . = \frac{20}{10^{4}} = 0.002 A = 2 m A$

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The dynamic plate resistance of a triode valve is 10kΩ Find the change in the plate current if the plate voltage is changed from 200 V and to 220 V.

Given Dynamic plate resistance rp=10kΩ=104ΩδIVp=?δVpp=220−200=20VδIp=δVprpandV0=Const.=20104=0.002A=2mA

The dynamic plate resistance of a triode valve is $10 k Ω$ Find the change in the plate current if the plate voltage is changed from 200 V and to 220 V.

Given Dynamic plate resistance
$r_{p} = 10 k Ω = 10^{4} Ω δ I V_{p} = ? δ V_{p}^{p} = 220 - 200 = 20 V δ I_{p} = \frac{δ V_{p}}{r p} a n d V_{0} = C o n s t . = \frac{20}{10^{4}} = 0.002 A = 2 m A$