A footcandle is defined as the intensity of light falling on a surface placed ___ foot/feet away from a point light source of ___ candlepower. (Both spaces can be correctly filled in with the same number, one
of these below):

Question

A footcandle is defined as the intensity of light falling on a surface placed ___ foot/feet away from a point light source of ___ candlepower. (Both spaces can be correctly filled in with the same number, one
 of these below):

Quizplus · Accepted Answer

A footcandle is defined as the intensity of light falling on a surface that is one foot away from a point light source of one candlepower. Therefore, the correct choice is A) 1.

A Footcandle Is Defined as the Intensity of Light Falling