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  1. Consider the following statements
    1. 1. A flute of smaller length produces waves of lower frequency.
      2. Sound travels in rocks in the of longitudinal elastic waves only.
      Which of the statements given above is / are correct ?
    2. 1 only
    3. 2 only
    4. both 1 and 2
    5. Neither 1 nor 2
Correct Option: B

NA



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