3 Light Switches 1 Bulb Riddle
Turn on two switches and leave one off. Whichever bulb is on is wired to switch 1 whichever is off and hot is wired to switch number 2 and the third is wired to switch 3.
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Obviously any combination would work.
3 light switches 1 bulb riddle. Then shut one of the on switches off. Immediately go into the room. If the light is on it is controlled by the switch you left on.
The rules you can only flip two switches at a time and go and look at the bulbs. 3 switch for 1 bulb brain teaser riddle there is a lightbulb inside a closet. If the light is on you know it s the switch that is still on.
Enter the room. The door is closed and you cannot see if the light is on or off through the door. You have a set of 3 light switches outside a closed door.
You must find out which switch goes to which bulb. First switch on the first switch keep it on for say 2 3 minutes. The answer is 1.
Turn one switch from on to off. You can flip the switches however you want but once you open the door you can no longer touch the switches. If the bulb is cold it s the light switch that you never turned on.
You can not use any external equipment power supplies resistors etc. If the light is off feel the light bulb. One switch is on and two are now off.
You are in a room with 3 switches which correspond to 3 bulbs in another room and you don t know which switch corresponds to which bulb. Their are three fully functioning light bulbs in a room hanging from the ceiling. With the door closed from outside the room you can turn the light switches on or off as many times as you would like.
Outside of the closet there are three light switches. Switch on switches 1 2 wait a moment and switch off number 2. If you found that the bulb is glowing that means the second switch corresponds to the room.
Sajan curious answered on 2nd september 2016. Wait a few minutes. You can go into the room one time only to see the light.
One is now on and two are off 4. You can only enter to the room with the bulbs and back once. However you know the light is off to start.
One of the switches controls the lightbulb in the closet. You are in an adjacent room with no windows and three switches on the wall. If the light bulb is off touch it.
Switch on all 3 switches one by one. One of them controls the incandescent light bulb inside the room.
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