Task 40389.
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- Category:
- Physics
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- 40389.jpg (96.93 KB)
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- 08.06.2014 20:39:04
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- Юрий Физик · about the seller and their products
DESCRIPTION
Task 40389.
Above the small stage at the height of 5 meters, two lamps are placed, giving full light output, respectively 9420 and 12560 lumens. The distance between them is 8.6 m, which is equal to the illumination of the scene under the lights in the middle of the distance between them?
Additional information:
Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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