Difference between the spectra obtained through prism and grating?

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kmp
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what is the basic difference between the spectra obtained through prism and grating?
 

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i want a clear picture...
 


The resolution of a diffraction grating is much higher than a prism.

Conversely the free spectral range of a prism is much higher than a diffraction grating.

Claude.
 


Nice comparison, Claude, for my own knowledge. Thanks.