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Three switches outside a windowless room.
But once you ve opened the.
Let the bulbs be x y and z.
It has no windows and nothing can get in or out except through the door.
On the outside of the room there are three light switches that control each of the respective light bulbs on the other side of the door.
Turn on two switches call them a and b on and leave them on for a few minutes.
The door to the room is closed and there are no windows.
Switch on the first switch leave it for a minute and then switch it off again.
Turn on switch x for 5 to 10 minutes.
Switch on the first switch leave it for a minute and then switch it off again.
Three switches outside a windowless room are connected to three light bulbs inside the room.
Turn the first two switches on and leave them on for 2 minutes.
Each bulb is switched off at present.
Turn it off and turn on switch y.
Each bulb is switched off at present.
Each light is connected to one of three switches outside of the room.
Open the door and touch the light bulb.
Identify each switch with its bulb.
The bulb that is on is of the first switch.
You can turn the switches on and off as many times as you wish they are all off to begin with but may only enter the room once.
The warmer of the two belongs to the second switch and the one that is not at all warm is of the third switch.
You are outside the room with 3 switches each controlling one of the lightbulbs.
A windowless room has 3 lightbulbs.
Then switch on the second switch and enter the room.
There are three light switches outside a room.
You are standing outside a closed door.
On the other side of the door is a room that has three light bulbs in it.
Then turn the second switch off and enter the room after half a minute.
If you can only enter the room one time how can you determine which switch controls which lightbulb.
You need to determine which switch operates the bulb.
Feel the two bulbs that are not lit.
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The room is completely sealed off from the outside.
Before opening the door you may play around with the light switches as many times as you like.
Outside the room there are three switches connected to the bulbs.
Each light is connected to one of three switches outside of the room.
How can you determine which switch is connected to which bulb if you are only allowed to enter the room once.
A windowless room contains three identical light fixtures each containing an identical light bulb or light globe.
Then switch on the second switch and enter the room.
There is no one there to help you.
A windowless room contains three identical light fixtures each containing an identical light bulb or light globe.
The second switch will be connected to the light that is on the first switch will be connected to the light with the warm bulb and the third switch will be connected to the light with the cold bulb.
You are outside the room and the door is closed.
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