What is the nature of a uniform electric field?

In summary, a particle traveling through a uniform electric field will experience a change in acceleration as it leaves the field due to the decrease in the electric field force acting on it. This change in acceleration can also affect the angular deflection of the charged particle. Electromagnetism plays a role in the interaction between electric and magnetic fields, and the electrostatic force, F=qE, determines the velocity of the charged particle. A vector is a geometric entity with magnitude and direction, often used in physics to represent quantities such as force.
  • #1
MegaDeth
83
0
Also, if a particle is traveling through a uniform electric field, does anything change as it leaves the field if the electric field strength increases? If you're asked to find the magnitude, is it just the modulus of those values? What is a vector?
 
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  • #2
MegaDeth said:
Also, if a particle is traveling through a uniform electric field, does anything change as it leaves the field if the electric field strength increases?
If the particle is beyond the field, then, by definition, it is beyond the influence of that field. As a particle* leaves the field it would generally experience a change in acceleration because when it is within the field a force acts on it due to that field, but when it is outside the field the force acting on it due to that field becomes zero.

* I'm assuming we are discussing a charged particle here
 
  • #3
NascentOxygen said:
If the particle is beyond the field, then, by definition, it is beyond the influence of that field. As a particle* leaves the field it would generally experience a change in acceleration because when it is within the field a force acts on it due to that field, but when it is outside the field the force acting on it due to that field becomes zero.

* I'm assuming we are discussing a charged particle here

Oh, I worded that wrong sorry. What would happen to the charged particles angular deflection if the electric field force was increased?
 
  • #4
Is this part of a homework question? It looks like the OP was pasted straight in. What is the background?
 
  • #5
An electric field that changes with time, such as due to the motion of charged particles in the field, influences the local magnetic field. That is, the electric and magnetic fields are not completely separate phenomena; what one observer perceives as an electric field, another observer in a different frame of reference perceives as a mixture of electric and magnetic fields. For this reason, one speaks of "electromagnetism" or "electromagnetic fields".
In this case I think when a charged particle travels out of an Electric field the electrostatic force comes into the picture which is F=qE.This force determines the velocity with which the charged particle may travel with.This force may be attractive or repulsive according to the charged particle.

I don't know which magnitude you are referring to here.You could please elaborate on that.

As for a vector,a vector is a geometric entity endowed with magnitude and direction.In physics, euclidean vectors are used to represent physical quantities that have both magnitude and direction, such as force, in contrast to scalar quantities, which have no direction.
 

1. What is a uniform electric field?

A uniform electric field is a type of electric field where the magnitude and direction of the electric field are constant at every point in space. This means that the strength of the electric field and the direction in which it points do not change.

2. How is a uniform electric field created?

A uniform electric field can be created by placing two oppositely charged parallel plates close together. The electric field lines between the plates will be straight and evenly spaced, resulting in a uniform electric field.

3. What are the properties of a uniform electric field?

The properties of a uniform electric field include having a constant magnitude and direction at every point, having parallel electric field lines, and having a constant electric potential between two points in the field.

4. What are some real-life applications of uniform electric fields?

Uniform electric fields are commonly used in particle accelerators to accelerate charged particles, in cathode ray tubes for television and computer screens, and in capacitors for storing electric charge.

5. How does a charged particle behave in a uniform electric field?

A charged particle will experience a force in the direction of the electric field. If the particle has the same charge as the field, it will be repelled, and if it has the opposite charge, it will be attracted. The particle will also experience a constant acceleration in the direction of the field.

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