Home
Class 12
PHYSICS
The energy required to charge a parallel...

The energy required to charge a parallel plate condenser of plate separtion `d` and plate area of cross-section `A` such that the unifom field between the plates is `E` is

A

`(1/2 epsilon_circ E^2)/(Ad)`

B

`1/2 epsilon_circ E^2 Ad`

C

`epsilon_circ E^2 Ad`

D

`(epsilon_circ E^2)/ (Ad)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • Mock Test 25: PHYSICS

    AAKASH INSTITUTE|Exercise Example|44 Videos

  • Mock Test 28

    AAKASH INSTITUTE|Exercise EXAMPLE|25 Videos

Similar Questions

Explore conceptually related problems

To reduce the capacity of a parallel plate condenser, separation between the plates is

In a parallel-plate capacitor of plate area A , plate separation d and charge Q the force of attraction between the plates is F .

A parallel plate condenser is immersed in an oil of dielectric constant 2 . The field between the plates is

The distance between the plates of a parallel plate condenser is d. If a copper plate of same area but thickness d/2 is placed between the plates then the new capacitance will become -

A potential difference of 50 V is maintained between the two plates of a parallel plate condenser, separated by 5 mm of air. The energy stored in unit volume of air between the plates of the condenser is

The distance between the plates of a parallel plate condenser is 4mm and potential difference is 60 volts. If the distance between the plates is increased to 12mm , then

Knowledge Check

  • To reduce the capacity of a parallel plate condenser, separation between the plates is

    A
    reduced and area of the plates decreased
    B
    decreased and area of the plates increased
    C
    increased and area of the plates decreased
    D
    increased and area of the plates increased

  • In a parallel-plate capacitor of plate area A , plate separation d and charge Q the force of attraction between the plates is F .

    A
    `F propQ^(2)`
    B
    `F prop 1/A`
    C
    `F prop d`
    D
    `F prop 1/d`

  • A dielectric introduced between the plates of parallel plate condenser

    A
    decreases the electric field between the plates
    B
    decreases the capacity of the condenser
    C
    increases the charge stored in the condenser
    D
    increases the capacity of the condenser