Home
Class 12
PHYSICS
The plate current in a triode valve is m...

The plate current in a triode valve is maximum when the potential of the grid is

A

positve

B

zero

C

negative

D

nonpositive

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CURRENT THROUGH GASES

    HC VERMA ENGLISH|Exercise Objective 2|5 Videos
  • ELECTRIC CURRENT THROUGH GASES

    HC VERMA ENGLISH|Exercise Exercise|23 Videos
  • ELECTRIC CURRENT THROUGH GASES

    HC VERMA ENGLISH|Exercise Worked out example|9 Videos
  • ELECTRIC CURRENT IN CONDUCTORS

    HC VERMA ENGLISH|Exercise questions for short answer|17 Videos
  • ELECTRIC FIELD AND POTENTIAL

    HC VERMA ENGLISH|Exercise Objective 2|7 Videos

Similar Questions

Explore conceptually related problems

The plate current in a diode is zero. It is possible that

The saturation current in a triode valve can be changed by changing

Current in LCR ac circuit will be maximum when omega is

Water potential is maximum in case of

The displacement current flows in the dielectric of a capacitor when the potential difference across its plates-

The displacement current flows in the dielectric of a capacitor when the potential difference across its plates-

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

A condenser of capacity C is charged to a potential difference of V_(1) . The plates of the condenser are then connected to an ideal inductor of inductance L . The current through the inductor when the potential difference across the condenser reduces to V_(2) is

A parallel plate capacitor is constructed with plates of area 0.0280 m^(2) and separation 0.550 mm . Find the magnitude of the charge on each plate of this capacitor when the potential between the plates is 20.1 V

In Millikan's oil drop experiment an oil drop of radius r and change Q is held in equilibrium between the plates of a charged parallel plate capacitor when the potential change is V . To keep a drop radius 2r and with a change 2Q is equilibriu between the plates the potential difference V' required is: