How would the electric field look like for an electron gun?

Thread starter chroncile
Start date Dec 8, 2010
Tags

Electric Electric field Electron Electron gun Field Gun

In summary, an electron gun is a device that generates a beam of electrons and is commonly used in cathode ray tubes, electron microscopes, and particle accelerators. It works by using a high voltage to accelerate electrons towards a target and the strength of the electric field is affected by various factors such as voltage, distance, and design. Its applications include television and monitor displays, high-resolution imaging, and scientific research and medical treatments.

Dec 8, 2010

chroncile

Homework Statement

Sketch to illustrate the device and the role of the electric field for
- an electron gun

Homework Equations

N/A

The Attempt at a Solution

http://i.imgur.com/J8Diu.png

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Dec 8, 2010

uub3r

The herp. I mean the answer is derp.

Dec 8, 2010

uub3r

http://tinypic.com/r/xnb0qd/7

http://tinypic.com/r/xnb0qd/7

Related to How would the electric field look like for an electron gun?

1. What is an electron gun?

An electron gun is a device that generates a beam of electrons. It is commonly used in cathode ray tubes (CRTs) for televisions and computer monitors, as well as in electron microscopes.

2. How does an electron gun work?

An electron gun works by using a high voltage to accelerate electrons towards a target. The electrons are emitted from a heated cathode and then focused and accelerated by an electric field towards the target.

3. How would the electric field look like for an electron gun?

The electric field for an electron gun would be strongest near the cathode and gradually weaken as the electrons are accelerated towards the target. The exact shape of the field would depend on the design of the electron gun.

4. What factors affect the electric field in an electron gun?

The strength of the electric field in an electron gun is affected by the voltage applied, the distance between the cathode and the target, and the shape and positioning of the electrodes and focusing elements.

5. What are the applications of an electron gun?

Electron guns have various applications, including in cathode ray tubes for televisions and monitors, electron microscopes for high-resolution imaging, and particle accelerators for scientific research and medical treatments.