Sound: A Course of Eight Lectures Delivered at the Royal Institution of Great BritainLongmans, Green,, 1867 - 335 páginas |
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Página vii
... cause them to be seen mentally in their true relations . I have been indebted to the kindness of some of my English friends for a more or less complete examination of the proof sheets of this work . To one celebrated German friend , who ...
... cause them to be seen mentally in their true relations . I have been indebted to the kindness of some of my English friends for a more or less complete examination of the proof sheets of this work . To one celebrated German friend , who ...
Página 11
... causes it to recoil . At a certain point of its excursion , the velocity of the particle is a maximum . The intensity of the sound is proportional to the square of this maximum velocity . The sonorous effect is ex- pressed by the same ...
... causes it to recoil . At a certain point of its excursion , the velocity of the particle is a maximum . The intensity of the sound is proportional to the square of this maximum velocity . The sonorous effect is ex- pressed by the same ...
Página 16
... waves in the direction of the long sloping street , caused the strokes of the bell to be distinctly heard at all times . Ency . Met . art . ' Sound . ' ECHOES . 17 friends were thus made acquainted with secrets 16 LECTURE I.
... waves in the direction of the long sloping street , caused the strokes of the bell to be distinctly heard at all times . Ency . Met . art . ' Sound . ' ECHOES . 17 friends were thus made acquainted with secrets 16 LECTURE I.
Página 19
... cause battles have raged , and been lost , within a short distance of the reserves of the defeated army , while they were waiting for the sound of artillery to call them to the scene of action . Falling snow has been often referred to ...
... cause battles have raged , and been lost , within a short distance of the reserves of the defeated army , while they were waiting for the sound of artillery to call them to the scene of action . Falling snow has been often referred to ...
Página 20
... causing it to pass through a lens which retards its motion . Such a * Placing himself close to the upper part of the wall of the London Colosseum , a circular building 130 feet in diameter , Mr. Wheatstone found a word pronounced to be ...
... causing it to pass through a lens which retards its motion . Such a * Placing himself close to the upper part of the wall of the London Colosseum , a circular building 130 feet in diameter , Mr. Wheatstone found a word pronounced to be ...
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Palavras e frases frequentes
auditory nerve augmentation beats bell burner carbonic acid cause centre Chladni clarionet column of air condensation corresponding Crown 8vo damp density disc distance divides division Edition elasticity embouchure Eustachian tube experiment flame fork four fundamental tone glass harmonic hear heard heat Helmholtz higher tones human voice hydrogen illustrated inches instrument intensity interval lecture length light liquid membrane ments motion musical sound nodal lines nodes number of vibrations obtain octave open pipe organ-pipe orifice oscillate overtones particles pass pitch plate pressure produced prongs puffs pulses rapidity of vibration rarefaction rate of vibration ratio reed reflected rendered resonance resultant tone rotation sonorous wave square stopped pipe stretched string surface syren temperature tion tube tuning-fork tympanic membrane unison vein velocity in air velocity of sound ventral segments vibrating segments vibrating strings voice vols vowel wire Woodcuts
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