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  1. Consider the following electromagnetic waves
    1. X - rays
    2. y - rays
    3. Microwaves
    4. radio waves
    What is the correct sequence in the order of their increasing energy ?
    1. 4,3, 1 and 2
    2. 1, 3, 2 and 4
    3. 4, 2, 1 and 3
    4. 1, 4, 3 and 2
Correct Option: A

NA


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