You want to have an illuminance of 300 lux on Mrs. Pott (under the SPOTLIGHT#1). What is the Luminous Flux (lumen) the lamp need to releases assuming homogeneous distribution of the light in the illuminated circle? Given the following scene on the stageSpotlight #11 meter diameterSpotlight #22 meters diameterBoth spotlights SPOTLIGHT#1 and SPOTLIGHT#2 are place at 20 meters from the stage. You wantto produce a circle of light of 1meter diameter with the SPOTLIGHT#1and a circle of light of 2meters diameter with the SPOTLIGHT#2

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Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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You want to have an illuminance of 300 lux on Mrs. Pott (under the SPOTLIGHT#1). What is the Luminous Flux (lumen) the lamp need to releases assuming homogeneous distribution of the light in the illuminated circle?

Given the following scene on the stage
Spotlight #1
1 meter diameter
Spotlight #2
2 meters diameter
Both spotlights SPOTLIGHT#1 and SPOTLIGHT#2 are place at 20 meters from the stage. You want
to produce a circle of light of 1meter diameter with the SPOTLIGHT#1and a circle of light of 2
meters diameter with the SPOTLIGHT#2

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