Determine the illumination of the working plane

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Reference no: EM131697227

A room measures 10mX20m and illuminated by 10 lamps of 700W each.

It is illuminated semi-directly and the luminous efficiency of each lamp is 14lm/w.

Allowing a depreciation factor of 1.7, determine the illumination of the working plane and guess the type of building considering the installation is correct.

Reference no: EM131697227

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