Examlex
An organ pipe of length L that is open at one end resonates in its third harmonic with a wavelength of 2L/3.Is the other end of the pipe closed or open?
Correspondence
communication by exchanging letters, or the relationship between things that are analogous or equivalent in some way.
Alphabet
A set of letters or symbols in a fixed order used to represent the fundamental sounds of a language.
Symbols
Objects, signs, or representations that stand for or suggest another entity or concept through association, resemblance, or convention.
Quantities
Numerical amounts or volumes of something.
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