here are few usefull tricks in maths which helps ur brain to work as a calculator. just lev d fear tat maths is quite difficult n start loving it "if u 've d DIL to do it maths is an aatcare subject"
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Monday, June 16, 2008
the most tricky question?? do u 've d BRaIns to solve it?? hmmm
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In a dark room which is completely closed with thick walls on all the sides and a hefty door. a bulb is kept inside for wich the switch is located on the outside of the room..
one can see whether d light is on or not only by opening the door and not by any other ways..
now u've got 3 switches on the switch board which is on the outer wall beside the door.
question: can u find out which one of the switch is the correct switch for the bulb
condition: u can open the door only once and that too when u ON only* one of the switch.
hmmmm.. smart enuff to answer me?? then do it....
u can request for the answer on my mail: bhargavcn@gmail.com
all the best gals n guys
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1 comment:
i think 1st we can on a switch n 1st switch wait fr 10 min....den switch dat off n switch n d 2nd switch......open d door.....d one which is on is 2nd switch....d one which is off is 3rd switch....n d one which is hot is 1st one.....is dat right??? :)
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