(121 Draw a neat labelled diagrams for the fundamental mode of vibrations of air column in a pipe .
(a) Open at both the ends
(b) Open at one end
Write formula for the corresponding fundamental frequency in each case.
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enough vinegar is used, all of the baking soda can be made to react and disappear into the vinegar solution. The reaction is: Sodium bicarbonate and acetic acid reacts to carbon dioxide, water and sodium acetate.
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