Interview Questions Answers in Engineering AllOther, Puzzles

meghashree

{ City } mandya
< Country > india
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Questions / { meghashree }

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PLEASE SUGGEST THE BALLY PLACEMENT PAPER PATTERN ABOUT WRITTEN TEST,INTERVIEW,HR.ITS URGENT. AS BALLY IS GOING TO VISIT OUR CAMPUS.

Engineering AllOther 2318

can u give me the information about the questions asked by the bally in campus

Engineering AllOther 1829

Answers / { meghashree }

Question { Lucent, 24446 }

There are 3 lights (in one room) and 3 swtiches (in another
room), one for each, if you only enter into the light room
once. How can you find out which switch corresponds to which
light?

Answer

first turn on switch 1 and wait for 5-10min then switch off
that and turn on the switch2 then go to room, if bulb is on
the switch2 is the required switch ,if it is in off
condition then touch the bulb if it is warm then the
required switch is 1,else the required switch is 3.

Is This Answer Correct ?

4 Yes

1 No