Question

PLEASE NEED HELP!!

Which of the following is not a factor in the illuminance at a certain point in a room with no windows?
    
  A. The time of day
  B. The number of lamps in the room
  C. The amount of light reflected from the ceiling
  D. The shape of the room

Answer 1

it is actually A cuz the room got no windows so the light from the outsidewont make it brighter inside

Answer 2

the answer is D. the shape of the room should not matter in illuminance.

Does the illuminance emitted by a lamp is different in a square room than in an oval room? No!