There is a circular table of diameter 4 ft. A lamp is found over the center of the table. What is the height h of the lamp such that the illumination I of the lamp at the perimeter of the table is maximum. Illumination of the lamp is I = ( k sin a) / ( s^2 )
There is a circular table of diameter 4 ft. A lamp is found over the center of the table. What is the height h of the lamp such that the illumination I of the lamp at the perimeter of the table is maximum. Illumination of the lamp is I = ( k sin a) / ( s^2 )
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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There is a circular table of diameter 4 ft. A lamp is found over the center of the table. What is the height h of the lamp such that the illumination I of the lamp at the perimeter of the table is maximum.
Illumination of the lamp is I = ( k sin a) / ( s^2 )
k is a constant
picture is below
Transcribed Image Text:4 ft
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