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A room has 10 bulbs of same power each having a separate switch . The number of ways to light a room with different amount of illumination is ??

A room has 10 bulbs of same power each having a separate switch . The number of ways to light a room with different amount of illumination is ??

Grade:Upto college level

1 Answers

SHAIK AASIF AHAMED
askIITians Faculty 74 Points
6 years ago
Hello student,
Please find the answer to your question below
As all the bulbs are of same power there will only be 10 different ways of illumination in a room by switching on 1,2,3,4,5,6,7,8,9,10 bulbs respectively.because switching on any 2 bulbs we wil get the same amount of illumination.

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