Question

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A glass prism is able to produce a spectrum when white light passes through it but a glass slab does not produce any spectrum. Explain why is it so?



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Answer 1

Step-by-step explanation:

A glass prism is able to produce a spectrum , which is a patch of light obtained due to dispersion. This is because the opposite refracting faces of a glass prism are not parellal. ... Thus, a rectangular glass slab is unable to produce a spectrum due to the refracting faces being parellal to each other

Answer 2

Answer:

Hi

Step-by-step explanation:

A glass prism is able to produce a spectrum , which is a patch of light obtained due to dispersion. This is because the opposite refracting faces of a glass prism are not parellal. ... Thus, a rectangular glass slab is unable to produce a spectrum due to the refracting faces being parellal to each other