document.write( "Question 267621: If a string vibrates at the fundamental frequency of 528 Hz and also produces an overtone with a frequency of 1,056 Hz, this overtone is the \n" );
document.write( "A. first harmonic. \n" );
document.write( "B. second harmonic. \n" );
document.write( "C. third harmonic. \n" );
document.write( "D. fourth harmonic. \n" );
document.write( " \n" );
document.write( " \n" );
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