NEET Physics Waves Questions Solved

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A tube closed at one end and containing air is excited. It produces the fundamental note of frequency 512 Hz. If the same tube is open at both the ends the fundamental frequency that can be produced is 

(1) 1024 Hz

(2) 512 Hz

(3) 256 Hz

(4) 128 Hz

(1) Fundamental frequency of open pipe is double that of the closed pipe.

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