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  1. Consider the following statements
    1. Light waves can travel in vacuum
    2. Light waves can be refracted
    3. Light waves are electro magnetic
    Which of the statements given above are correct?
    1. 1, 2 and 3
    2. 2 and 3 only
    3. 1 and 3 only
    4. 1 and 2 only
Correct Option: A

N/A


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