Find the average illuminance of the irradiated part of an opaque sphere receiving. (a) a parallel luminous flux producing illuminance `I_(0)` at point

Question

Find the average illuminance of the irradiated part of an opaque sphere receiving. (a) a parallel luminous flux producing illuminance `I_(0)` at point

Find the average illuminance of the irradiated part of an opaque sphere receiving. (a) a parallel luminous flux producing illuminance `I_(0)` at point of normal incidence,

Monjur Alahi

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2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - `ltIgt"="I_(0)//2,(b)ltIgt"="(1-(sqrt1-R^(2)//l^(2)))/(1-R//l)`

4 views Answered 2023-02-05 15:29