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Q: Why would the beam of light from a laser pointer be less dangerous after it passed through 3 prisms?
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What would you see if a white light passed through 2 prisms?

Well, since the light passed through, I think we can assume that these prisms are transparent. You said white light passed through two prisms, so I guess it was incident at 90 degrees, and the sides of the prisms were parallel. You would not necessarily see anything, unless (1) you were looking and (2) you were looking at the correct place- i.e. the light was shining in your eye, or reflecting off something you can see. If I was blind, I would see nothing.


What happens when light is passed through two similar prisms placed in inverted position?

It is spread out into a spectrum, then recombined into white light.


Can light travel through prisms?

Yes light can travel through prisms. At some points it would occur total internal reflection and at some points there would be refraction of light.


How many types of prisms are there?

There are many types of prisms such as rectangular prisms,polyganic prisms crossed prisms and etc.


What happens when light passes through two erect prisms?

a good time


What are triangler prisms and rectangler prisms?

Triangler Prisms are like chocolate bars


Why is a rainbow sometimes seen when light passes through raindrops or prisms?

The light is refracted


Who was the first person to discover that light goes through prisms?

Sir Isaac Newton


What is totally reflecting prisms?

the defects of mirrors are overcome if 45 degree right-angled glass prisms are used.the critical angel of ordinary glass is about 42 degree and a ray falling normally on face of such prism total internal reflection occurs and the ray is turned through 90 degree .examples:totally reflecting prisms replace mirrors in good periscopes,light can also be reflected through 180 degree by a prisms this happens in binoculars.


What are the use of prisms in telescopes?

Two triangular prisms are used in the design of a periscope to reflect the incoming light rays at 90 degree angles. They are first reflected down periscope, then again towards the eye.


Why Are so Many Products Packed In Rectangular Prisms?

This is because there is no limit on rectangualar prisms and most boxes can hold cube or rectangular prisms not triangular pyrimids or prisms or hexagonal prisms.


When two prisms made of same material is placed side by side in same position and light is allowed to pass then what happens?

When white light passes through a prism it spreads to form a rainbow. If that "rainbow" light is then passed through a second prism it cannot recombine to reform white light.NO