SSC General Science & Technology Sample Paper NCERT Sample Paper-2

  • question_answer
    A green leaf placed in a dark room is illuminated by red light. The leaf appears:

    A)  Green  

    B)  red

    C)  Yellow 

    D)  black

    Correct Answer: D

    Solution :

    [d] The leaf would appear black as green leaves absorbs all other lights than the green one. But in a room illuminated with red light it will absorb the red light too, reflecting no light waves so it will appear black.


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