Ondines-curse
发表于 2025-3-26 22:17:05
Oscillatory Phenomena,g with respect to space and time. At a fixed point in the material the particle oscillates sinusoidally performing simple harmonic motion, if we neglect damping. On the other hand, a snapshot of the wave form at a fixed time shows a sinusoidal picture (again, for the case of no damping). These two t
Oligarchy
发表于 2025-3-27 02:50:37
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SEMI
发表于 2025-3-27 05:44:11
The Physics of Wave Propagation,hich is rather abstract. It also gives the reader an introduction to the rich variety of wave forms that occur in nature. The physics of water waves is clearly different from that of stress waves in solids, for example. However, the mathematical structure of these seemingly different wave forms yiel
excursion
发表于 2025-3-27 09:35:23
Transverse Vibrations of Strings,minent position than Stretched Strings. From the earliest times they have been employed for musical purposes.... To the mathematician they must always possess a peculiar interest as a battle-field on which were fought out the controversies of D’Alembert, Euler, Bernoulli, and Lagrange relating to th
掺假
发表于 2025-3-27 14:28:13
Transverse Vibrations of Strings,minent position than Stretched Strings. From the earliest times they have been employed for musical purposes.... To the mathematician they must always possess a peculiar interest as a battle-field on which were fought out the controversies of D’Alembert, Euler, Bernoulli, and Lagrange relating to th
Restenosis
发表于 2025-3-27 21:42:42
Water Waves,opagation to discuss would be this problem of sound wave propagation”. We have already discussed the fundamentals of wave propagation in a vibrating string which supplies a background for the acoustics of musical instruments. To continue with our systematic treatment of wave propagation, in a logica
侵略者
发表于 2025-3-27 22:53:20
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Decimate
发表于 2025-3-28 02:20:21
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BAIT
发表于 2025-3-28 08:44:23
Sound Waves,omenon of sound wave propagation in air. In investigating this phenomenon we must treat the medium (air) as a compressible fluid, in contrast to the previous chapter where we were allowed to consider the medium (water) as an incompressible fluid.
originality
发表于 2025-3-28 12:37:17
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