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GELOMBANG MEKANIK• Gelombang stasioner
persamaan simpangan
y = [4 sin (πx/15) cos 16πt] cm
pada x = 5 cm
y = 4 sin (π• 5/15) cos 16πt
y = 4 sin (60°) cos 16πt
y = 4 • ½√3 • cos 16πt
y = 2√3 cos 16πt
y = As cos ωt
simpangan maksimum (amplitudo gel. stasioner)
y_maks = As = 2√3 cm