SOLUTION: If a 72-candela light source is located at a distance of 3 meters from a surface, the illuminance on the surface is
A. 8 lux.
B. 24 lux.
C. 216 lux.
D. 648 lux.
Algebra ->
Test
-> SOLUTION: If a 72-candela light source is located at a distance of 3 meters from a surface, the illuminance on the surface is
A. 8 lux.
B. 24 lux.
C. 216 lux.
D. 648 lux.
Log On
Question 273632: If a 72-candela light source is located at a distance of 3 meters from a surface, the illuminance on the surface is
A. 8 lux.
B. 24 lux.
C. 216 lux.
D. 648 lux.
