A cylindrical hall of diameter D and height h is illuminated by a lamp fixed at the centre of the celing. Compare the minimum illumination of the froo

Question

A cylindrical hall of diameter D and height h is illuminated by a lamp fixed at the centre of the celing. Compare the minimum illumination of the froo

A cylindrical hall of diameter D and height h is illuminated by a lamp fixed at the centre of the celing. Compare the minimum illumination of the froor.

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 - D/2h

4 views Answered 2023-02-05 15:29