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  3. RAJASTHAN PMT

RAJASTHAN PMT Rajasthan - PMT Solved Paper-1997

  • question_answer
    On a white screen red light from one source and green light from another source is falling. Colour of the screen will be:

    A)  black                    

    B)         yellow

    C)         green                  

    D)         blue

    Correct Answer: A

    Solution :

    Red + green = black \[\therefore \] screen will appear black


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