Can we calculate capacitance of an isloated meta plate?

In summary, capacitance is the ability of a capacitor to store electric charge and is measured in farads. It can be calculated using the equation C = εA/d and is affected by the physical characteristics of the capacitor. An isolated metal plate is a flat, conductive surface used in experiments to study capacitance and can be measured using a capacitance meter or by connecting it to a circuit. The capacitance of an isolated metal plate is directly proportional to the size of the plates, as described by the equation C = εA/2d.
  • #1
AnkurGarg
18
0
i have done the capacitance of an isolated charged sphere (=4 pi E R).but can we find capacitance of an isolated ,infinite charged plate too??how?
 
Physics news on Phys.org
  • #2
The question is ill-defined. You can't have an infinite charged plate. At some distance, any plate will no longer appear infinite. A hypothetical infinitely plate has constant electric field lines, which means the voltage is infinite from an infinite distance away, so the capacitance is 0.
 
  • Like
Likes AnkurGarg
  • #3
Ty brother!my teacher wasn't able to answer it!
 

FAQ: Can we calculate capacitance of an isloated meta plate?

What is capacitance?

Capacitance is the ability of a capacitor to store electric charge. It is measured in farads (F) and is determined by the physical characteristics of the capacitor, such as the distance between the plates, the area of the plates, and the type of material used for the plates.

How is capacitance calculated?

Capacitance can be calculated using the equation C = εA/d, where C is the capacitance, ε is the permittivity of the material between the plates, A is the area of the plates, and d is the distance between the plates. For an isolated metal plate, the capacitance is calculated as C = εA/2d.

What is an isolated metal plate?

An isolated metal plate is a flat, conductive surface that is not connected to any other electrical components or sources. It is often used in experiments to study the principles of capacitance and electric fields.

Can capacitance of an isolated metal plate be measured?

Yes, capacitance of an isolated metal plate can be measured using a capacitance meter or by connecting the plate to a circuit and measuring the charge stored on the plate.

How does the capacitance of an isolated metal plate change with different plate sizes?

The capacitance of an isolated metal plate is directly proportional to the size of the plates. This means that as the plate area increases, the capacitance also increases. This relationship is described by the equation C = εA/2d, where A is the area of the plates.

Similar threads

Back
Top