@Melatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml • 1YWhen I placed a lamp next to a mirror where I can see “two lamps”, does that double the light output? I know all the light that would have been wasted on the wall is now being returned so is it a yes?message-square23fedilinkarrow-up159arrow-down17
arrow-up152arrow-down1message-squareWhen I placed a lamp next to a mirror where I can see “two lamps”, does that double the light output? I know all the light that would have been wasted on the wall is now being returned so is it a yes?@Melatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml • 1Ymessage-square23fedilink