Week 16b

# Week 16b - Physics 1240 Today Review for Final Exam Thurs...

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Physics 1240 Thurs 4/28/11 Today: Review for Final Exam Final Exam Tuesday May 3, 4:30-7pm Location: in-class, G-1B30 50 multiple choice questions #2 pencil, eraser, calculator with logarithms (no cell phones) Notes: 3 pages (one side per page) of 8.5”x11” paper, handwritten Identification required – student ID, driver’s license or state ID

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Look at concept questions and CAPA problems. Questions on the exam will not be identical to concept questions and CAPA, but will be similar in that they will test knowledge of the same material.
New material (after Exam 2) Standing waves in pipes, woodwinds and brass Architectural Acoustics, Sabine’s formula Voice, Formants, Vocal folds, Vocal tract Sound synthesis

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Periodic motion -- repeats itself at regular intervals f = frequency = 1 / period P = period -- units of second frequency -- cycles/second -- 1/(second) - Hertz (Hz) A = Amplitude - how large the vibration is Exam I material
Simple Harmonic Motion = Simple Periodic Motion = Sinusoidal Motion This is a sine waveform:

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Only a vibration that repeats itself at regular intervals produces the sensation of a distinct pitch pitch – the sensation of how high or low a steady tone sounds steady tone – a sound that is held steady that produces the sensation of a musical note
very exact! Higher pitch = higher frequency

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Week 16b - Physics 1240 Today Review for Final Exam Thurs...

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