Basement Attic Light Switch Riddle
Turn on one switch for five minutes then turn it off.
Basement attic light switch riddle. However you know the light is off to start. You must determine which needs saving and remove the other two. The three light switches sonal september 16 2015 at 2 00 am reply. How can you figure out which light switch goes to which light bulb by only making 1 trip upstairs.
Flip a second switch and run up to the attic. As long as you don t stop for a beer before running up the light that s off but warm to the touch is the first switch. There are three switches in the basement two of which are useless one is connected to a lightbulb in the attic. The light on is the second and the light off is the switch you didn t flip.
There are 3 switches downstairs each corresponding to one of the light bulbs upstairs. There are three switches in a basement. Outside of the closet there are three light switches. That is switch on 1 2 wait a minute switch off two and go to the attic and check if the bulb is on hot or cold.
The door is closed and you cannot see if the light is on or off through the door. It s basically the same solution as our first idea. Each corresponds to one of the three light bulbs upstairs in the attic.