True or False: Musical instruments produce certain frequencies that correspond to wavelengths of standing waves. O True O False
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A: T=12mv2+12mr2ω2V=-GMmrL=T-VL=12mv2+12mr2ω2+GMmrL=12mr.2+12mr2θ.2+GMmr
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A: Answer is option D L=12mx2-12kx2-kx.xt∂l∂x=mx-kxt ∂l∂x=-kx-kxtddt∂L∂x-∂L∂xmx-kxt-kx+kx+kxt=0mx=0
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