Task 50085.
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- Physics
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- Юрий Физик · about the seller and their products
DESCRIPTION
Task 50085.
At a height of 5 m above the ground suspended two-lamp luminous intensity of 500 cd each. The distance between the lamps 10 m. Determine illuminance on the surface of the earth beneath each lamp.
Additional information:
Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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