waves

Related Questions

• The stationary wave produced on a string is represented by the equation $y=5\cos (\pi x/3)\sin 40\pi t$. Where x and y are in cm and $t$ is in seconds. The distance between consecutive nodes is

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• A source of sound and listener are approaching each other with a speed of 40 m/s. The apparent frequency of note produced by the source is 400 cps. Then, its true frequency (in cps) is (velocity of sound in air = 360 m/s)

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• A wave equation which gives the displacement along y-direction is given by $y=0.001\sin (100t+x)$ where x and y are in meterand t is time in second. This represented a wave

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• The equation of a wave is represented by $y={{10}^{-4}}\sin \,\left[ 100\,t-\frac{x}{10} \right].$ The velocity of the wave will be

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• Find the fundamental frequency of a closed pipe, if the length of the air column is 42 m. (speed of sound in air = 332 m/sec)

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