waves

Related Questions

• When a tuning fork of frequency 341 is sounded with another tuning fork, six beats per second are heard. When the second tuning fork is loaded with wax and sounded with the first tuning fork, the number of beats is two per second. The natural frequency of the second tuning fork is

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• Sound waves of wavelength greater than that of audible sound are called

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• The displacement $y$ of a wave travelling in the x-direction is given by $y={{10}^{-4}}\sin \,\,\left( 600t-2x+\frac{\pi }{3} \right)$ metres, where $x$ is expressed in metres and $t$ in seconds. The speed of the wave-motion, in m/s, is

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• A car sounding a horn of frequency 1000 Hz passes an observer. The ratio of frequencies of the horn noted by the observer before and after passing of the car is $11 : 9$. If the speed of sound is $v$, the speed of the car is

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• The equation of progressive wave is $y=a\sin (200\,t-x)$. where $x$ is in meter and $t$ is in second. The velocity of wave is

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