One type of illumination system consists of rows of strip fluorescents and a ceiling that will transmit light. For this system to be efficient, the surfaces above the luminous ceiling must be ____.
A)installed by the electrician
B)metallic
C)black
D)highly reflective (white)

Question

Quizplus · Accepted Answer

For an illumination system with rows of strip fluorescents and a light-transmitting ceiling to be efficient, the surfaces above the luminous ceiling must be highly reflective (white). This maximizes the amount of light reflected back into the room, enhancing the efficiency of the lighting system.

One Type of Illumination System Consists of Rows of Strip