waves

Related Questions

• Two vibrating strings of the same material but lengths $L$ and $2L$ have radii $2r$ and $r$ respectively. They are stretched under the same tension. Both the strings vibrate in their fundamental modes, the one of length $L$ with frequency $n_1$ and the other with frequency $n_2$. The ratio $n_1 / n_2$ is given by

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• Progressive wave of sound is represented by $y=a\sin [400\pi \,t-\pi x/6.85]$ where $x$ is in $m$ and $t$ is in sec. Frequency of the wave will be

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• A wave is represented by the equation $y=7\sin \{\pi (2t-2x)\}$ where $x$ is in metres and $t$ in seconds. The velocity of the wave is

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• The phase difference between two waves represented by ${{y}_{1}}={{10}^{-6}}\sin [100\,t+(x/50)+0.5]m$ and ${{y}_{2}}={{10}^{-6}}\cos \,[100\,t+(x/50)]m$ where $x$ is expressed in metres and $t$ is expressed in seconds, is approximately

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• Which of the following is not the transverse wave

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