Answers

2015-02-13T20:23:40+05:30
 The dispersion of light does not occur in hollow prism because dispersion occurs when incident light is refracted by denser medium of glass of prism, if the prism will be hollow then there will be no dense medium to refract the light and hence dispersion will not occur.
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2015-02-13T20:35:25+05:30
The dispersion of light does not occur in hollow prism because a hollow prism is not ad denser medium.
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