A glass prism is a transparent object having two triangular ends and three rectangular sides. The refraction of light in glass prism is different from a glass slab. This is because in glass prism, the ...

A thin beam of white light from an overhead projector goes into a prism, dispersing the colours into a rainbow. Turn on the projector. Hold the prism by the parallel flat faces, with one of the points ...

SO far, I have spoken of spectroscopes as spectroscopes -as one of the instruments the improvement of which should be cared for by every student in science. Their applications will come after. As may ...