Calculating Acceleration & Velocity of an Electron in Electric Field

In summary, the acceleration of an electron in an electric field can be calculated using the formula a = qE/m, where a is the acceleration, q is the charge of the electron, E is the electric field strength, and m is the mass of the electron. The acceleration of an electron is directly proportional to the strength of the electric field. The velocity of an electron in an electric field can be calculated using the formula v = at, where v is the velocity, a is the acceleration, and t is the time the electron has been in the electric field. The velocity of an electron in an electric field can be negative, indicating movement in the opposite direction of the electric field. The mass of the electron has an inverse relationship with its
  • #1
Asphyx820
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Homework Statement



Velocity components of an electron moving between two charged paralle plates are Vx=(1.5*10^5 m/s) and Vy=(3*10^6 m/s). Electric field between the plates is E=(120 N/C) j Find
1) Accleration of electron
2) Velocity of electron after its x-coordinate has changed by 2 cm

Homework Equations



F(= ma) = Eq (q=1.6*10^-16)

The Attempt at a Solution



1) from the equation, accl. is -2.1*10^13
2) how do i find the velocity.
 
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  • #2
I understand that it must be calculated using the equations of motion but how do i use the given parameters?
 

FAQ: Calculating Acceleration & Velocity of an Electron in Electric Field

How do you calculate the acceleration of an electron in an electric field?

The acceleration of an electron in an electric field can be calculated using the formula a = qE/m, where a is the acceleration, q is the charge of the electron, E is the electric field strength, and m is the mass of the electron.

What is the relationship between electric field and acceleration of an electron?

The acceleration of an electron is directly proportional to the strength of the electric field. This means that as the electric field increases, the acceleration of the electron also increases.

How do you calculate the velocity of an electron in an electric field?

The velocity of an electron in an electric field can be calculated using the formula v = at, where v is the velocity, a is the acceleration calculated in the previous step, and t is the time the electron has been in the electric field.

Can the velocity of an electron in an electric field be negative?

Yes, the velocity of an electron in an electric field can be negative. This indicates that the electron is moving in the opposite direction of the electric field.

How does the mass of the electron affect its acceleration and velocity in an electric field?

The mass of the electron has an inverse relationship with its acceleration and velocity in an electric field. This means that as the mass of the electron increases, its acceleration and velocity decrease. This is because a heavier electron requires more force to accelerate and therefore has a lower acceleration and velocity in the same electric field.

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