Solving a problem in physics section 13 paragraph 51 qu

Solving a problem in physics section 13 paragraph 51 qu

51. Paper area of S = 10 x 30 cm2 illuminated by a lamp emitting I = 100 cd, and on him falls 0.5% of all sent lamp light. Find the illumination E of the paper.

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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