Engineering Physics 6 min read
Right Angle Mirrors
Thus far we have focused on the images formed by a single plane mirror. Occasionally, there are optical systems that…
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What Portion of a Mirror is Required?
In the previous part of this lesson, the use of ray diagrams were introduced and illustrated. Ray diagrams can be used…
Engineering Physics 7 min read
Ray Diagrams
The line of sight principle suggests that in order to view an image of an object in a mirror, a person must…
Engineering Physics 7 min read
Image Characteristics
As discussed in the previous section of Lesson 2, an image location is the location in space where all the reflected light appears…
Engineering Physics 6 min read
Image Formation in Plane Mirrors
Why is an Image Formed? In Lesson 1 of this unit of the Physics Classroom Tutorial, the manner in which light reflected…
Engineering Physics 6 min read
Specular vs. Diffuse Reflection
It was mentioned earlier in this lesson that light reflects off surfaces in a very predictable manner – in accordance with the law…
Engineering Physics 5 min read
The Law of Reflection
Light is known to behave in a very predictable manner. If a ray of light could be observed approaching and…
Engineering Physics 6 min read
The Line of Sight
In the first section of Lesson 1, it was stated, “without light, there would be no sight.” Everything that can be…
Engineering Physics 5 min read
Reflection and the Ray Model of Light
Reflection and its Importance The Role of Light to Sight The bottom line is: without light, there would be no…
Engineering Physics 13 min read
Other Applications of Two-Point Source Interference
As is often the case, physics is not a science that is restricted to the sterile confines of a laboratory.…
Engineering Physics 11 min read
Young’s Experiment
The previous section of Lesson 3 discussed Thomas Young’s effort to derive an equation relating the wavelength of a light…
Engineering Physics 15 min read
Young’s Equation
Previously in Lesson 3 we have seen how circular waves from two sources can interfere in the surrounding space to produce…