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Discussion :: GATE Architecture and Planning

  1. A room of size 100 m2 is illuminated by 10 lamps of 40 W having a luminous efficacy of 50 lm/W. 
    Total flux emitted by the lamps in lumens would be
    2. A.
    2,000
    B.
    5,000
    C.
    10,000
    D.
    20,000

    View Answer

    Workspace

    View Answer

    Answer : Option D

    Explanation :

    -NA-

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