A point light source illuminates a screen the, maximum illuminance being `I_(0)` How will the illuminance of this point change if a large plane mirror

A point light source illuminates a screen the, maximum illuminance being `I_(0)` How will the illuminance of this point change if a large plane mirror or 100% reflectance is placed behind the source at half the distance between the source and the screen?

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - `5I_(0)//4`

4 views Answered 2023-02-05 15:29

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