waves

Related Questions

• Two wires are fixed in a sonometer. Their tensions are in the ratio $8 : 1$. The lengths are in the ratio $36:35.$ The diameters are in the ratio $4 : 1$. Densities of the materials are in the ratio $1 : 2$. If the lower frequency in the setting is 360 Hz. the beat frequency when the two wires are sounded together is

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• At nodes in stationary waves

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• Two travelling waves ${{y}_{1}}=A\sin [k(x-c\,t)]$ and ${{y}_{2}}=A\sin [k(x+c\,t)]$ are superimposed on string. The distance between adjacent nodes is

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• The frequency of a rod is $200 Hz$. If the velocity of sound in air is $340\,m{{s}^{-1}}$, the wavelength of the sound produced is

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• The path difference between the two waves ${{y}_{1}}={{a}_{1}}\sin \,\left( \omega t-\frac{2\pi x}{\lambda } \right)$ and ${{y}_{2}}={{a}_{2}}\cos \,\left( \omega t-\frac{2\pi x}{\lambda }+\varphi \right)$ is

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