A lamp giving out 1200 Lm in all directions is suspended 8 m above the working...
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A lamp giving out 1200 Lm in all directions is suspended 8 m above the working plane. Calculate the illumination at the P point on the working plane 6 m away from the foot of the lamp. 8m 6m P A lamp giving out 1200 Lm in all directions is suspended 8 m above the working plane. Calculate the illumination at the P point on the working plane 6 m away from the foot of the lamp. 8m 6m P
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Answer rating: 100% (QA)
To calculate the illumination at point P on the working plane we need to use the Inverse Square Law which states that the illumination E from a point source is inversely proportional to the square of ... View the full answer
Related Book For
Fundamentals of Ethics for Scientists and Engineers
ISBN: 978-0195134889
1st Edition
Authors: Edmund G. Seebauer, Robert L. Barry
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