8 A closed organ pipe and an open pipe of the same length produce 4 beats when they are set into vibrations simultaneously If

Question

8 A closed organ pipe and an open pipe of the same length produce 4 beats when they are set into vibrations simultaneously If the length of each of them were twice their initial lengths the number of beats produced will be 1 2 2 4 3 1 4 8 frequer under increas the occ wires w 1 0 01

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