Potential and field at two electric plates

In summary, the potential at a point between two electric plates is the amount of work required to move a unit positive charge from infinity to that point. The electric field between the plates is directly proportional to the voltage applied and inversely proportional to the distance between them. The potential difference between the plates is directly proportional to the strength of the electric field. The shape and size of the plates do not affect the electric field as long as the voltage and distance remain the same. The formula for calculating the electric field between two plates is E = V/d.
  • #1
kirby2
43
0
fdsfds sdfs
 
Last edited:
Physics news on Phys.org
  • #2
Yes on both A and C. My explanation for A would be that work needs to be done to push a positive test charge from B to A against the force of the electric field. Your V=kq/r is obscure (unrelated to this question) because it is the absolute potential or work/charge for moving a charge from infinite distance into a position that is distance r away from charge q. It does tell you that the potential midway between the positive and negative plates is zero, though.
 
  • #3
and the other answers are wrong, correct?
 
  • #4
Correct.
 
  • #5


The concept of potential and field at two electric plates is an important concept in the study of electricity and magnetism. When two electric plates are placed near each other, they create an electric field between them. This electric field is caused by the difference in potential between the two plates. The potential at each plate is a measure of the electric potential energy of a charged particle at that location.

The strength of the electric field between the two plates is determined by the distance between them and the potential difference between the plates. As the distance between the plates decreases, the electric field becomes stronger. This is because the potential difference between the plates remains the same, but the distance over which the potential changes decreases.

Understanding the potential and field at two electric plates is crucial in many practical applications, such as in the design of electronic circuits and in the functioning of devices like capacitors. It also plays a role in the study of electromagnetism and its applications in fields like telecommunications and power generation.

Overall, the concept of potential and field at two electric plates is a fundamental concept in the study of electricity and magnetism and has numerous real-world applications. As scientists, it is important to continue researching and understanding this concept in order to advance our knowledge and improve our technology.
 

What is the potential at a point between two electric plates?

The potential at a point between two electric plates is the amount of work that would be required to move a unit positive charge from infinity to that point, in the presence of the electric field created by the plates.

How do the distance between the plates and the voltage applied affect the electric field?

The electric field between two electric plates is directly proportional to the voltage applied and inversely proportional to the distance between the plates. This means that increasing the voltage or decreasing the distance between the plates will result in a stronger electric field.

What is the relationship between the potential difference and the strength of the electric field between two plates?

The potential difference between two plates is directly proportional to the strength of the electric field between them. This means that a larger potential difference will result in a stronger electric field, and vice versa.

How does the shape and size of the plates affect the electric field between them?

The shape and size of the plates do not affect the electric field between them as long as the voltage and distance between the plates remain the same. The electric field is determined solely by the voltage and distance between the plates.

What is the formula for calculating the electric field between two plates?

The electric field between two plates can be calculated using the formula E = V/d, where E is the electric field, V is the potential difference, and d is the distance between the plates.

Similar threads

  • Introductory Physics Homework Help
Replies
6
Views
247
  • Introductory Physics Homework Help
Replies
7
Views
751
  • Introductory Physics Homework Help
Replies
4
Views
861
  • Introductory Physics Homework Help
Replies
14
Views
773
  • Introductory Physics Homework Help
Replies
2
Views
717
  • Introductory Physics Homework Help
Replies
18
Views
1K
  • Introductory Physics Homework Help
Replies
11
Views
308
  • Introductory Physics Homework Help
2
Replies
58
Views
3K
  • Introductory Physics Homework Help
Replies
6
Views
670
  • Introductory Physics Homework Help
Replies
7
Views
932
Back
Top