MHT CET Physics question
The fundamental frequency of a closed pipe is 400 Hz. If rd pipe is filled with water, then the frequency of 2 nd harmonic of the pipe will be (neglect and correction) [MHTCET 2021]
Answer: (B)
Solution
The air column shortens to of the length, so the fundamental becomes Hz; the second mode of a closed pipe is the first overtone
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