waves

Related Questions

• A string is producing transverse vibration whose equation is $y=0.021\ \sin (x+30t)$, Where x and y are in meters and $t$ is in seconds. If the linear density of the string is $1.3\times {{10}^{-4}}$kg/m, then the tension in the string in $N$ will be

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• Beats are produced with the help of two sound waves of amplitudes 3 and 5 units. The ratio of maximum to minimum intensity in the beats is

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• If two waves having amplitudes $2A$ and $A$ and same frequency and velocity, propagate in the same direction in the same phase, the resulting amplitude will be

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• Equation of a stationary wave is $y=10\sin \frac{\pi x}{4}\cos 20\pi t.$ Distance between two consecutive nodes is

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• A 1 cm long string vibrates with fundamental frequency of 256 Hz. If the length is reduced to $\frac{1}{4}cm$ keeping the tension unaltered, the new fundamental frequency will be

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