Write the reason for using glass sheet as cover concave mirror and inner black painted surface
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hey the answer is. .......
one of the surface is glass sheet as the incident ray should reflect back .
and another as black becoz if we will not paint the rays pass through the surface and not reflecting back . so it is painted .
hope it helps uu frnd
one of the surface is glass sheet as the incident ray should reflect back .
and another as black becoz if we will not paint the rays pass through the surface and not reflecting back . so it is painted .
hope it helps uu frnd
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