In your cellar there are three light switches in the off position.
Three switches puzzle attic.
Each switch controls 1 of 3 light bulbs on the floor above.
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.
Three switches puzzle you are in the basement of a house where there are are three identical on off switches.
It s basically the same solution as our first idea.
The puzzle is to work out which switch controls the lamp.
If we have 2 of the switches on then when we go into the attic 2 of the light bulbs will be on.
You can flip the switches however you want but once you open the door you can no.
You may move any of the switches but you may only go upstairs to inspect the bulbs one time.
Outside the room there are three switches connected to the bulbs.
One of them controls a lamp in the attic and two of them do nothing.
You may manipulate the switches as you wish but once you open the door you can t change them.
One of them controls the lamp in the attic.
And if we have 1 switch on and the other 2 off then we know which switch corresponds to the light bulb that s on.
One of the switches controls the lightbulb in the closet.
Each corresponds to one of the three light bulbs in the attic.
Each corresponds to one of the three light bulbs in the attic.
Turn it off and turn on switch y.
The three switches downstairs in a house are three identical on off switches.
Puzzle of the day 2059.
Three switches and three light bulb logic puzzle there are three switches downstairs.
Outside of the closet there are three light switches.
Turn on switch x for 5 to 10 minutes.
Identify each switch with its bulb.
This will tell us that the switch which is in an off position corresponds to the light bulb that s off in the attic.
Let the bulbs be x y and z.
Open the door and touch the light bulb.
You must determine which needs saving and remove the other two.
You can turn the switches on and off and leave them in any position.
There are three switches in the basement two of which are useless one is connected to a lightbulb in the attic.
How can you find the switch for each bulb with one inspection.