Problem 40332.
📂 Physics
👤 Юрий Физик
Product Description
On a pole, at heights of 3 m and 4 m above the surface of the earth, two lamps hang one above the other, each with a luminous intensity J of 200 cd. Find the illumination of the earth's surface at a distance I = 2 m from the base of the pillar.
Additional Information
Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
If you have any questions regarding the solution, please write. I try to help.
If you have any questions regarding the solution, please write. I try to help.
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