16) A closed organ pipe and an open pipe of the same length produce four beats per second, when sounded together. If
the length of the closed pipe is increased, then the number of beats will
1. Increase
2. Decrease
3. Remain the same
4. First decrease then remain the same
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Answer:
no idea aunti but it is your pic or another
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0
Answer:
it's your problem not my problem
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