waves

Related Questions

• Equation of the progressive wave is given by : $y=a\sin \pi (40t-x)$ where $a$ and $x$ are in metre and $t$ in second. The velocity of the wave is

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• A wave is given by $y=3\sin 2\pi \left( \frac{t}{0.04}-\frac{x}{0.01} \right)$, where $y$ is in cm. Frequency of wave and maximum acceleration of particle will be

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• Calculate the frequency of the second harmonic formed on a string of length 0.5 m and mass $2 \times 10^{–4}$ kg when stretched with a tension of 20 N

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• The frequencies of two sound sources are 256 Hz and 260 Hz. At t = 0, the intensity of sound is maximum. Then the phase difference at the time t = 1/16 sec will be

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• At what speed should a source of sound move so that stationary observer finds the apparent frequency equal to half of the original frequency

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