waves

Related Questions

• Beats are produced by two waves ${{y}_{1}}=a\sin 1000\,\pi t,$ ${{y}_{2}}=a\sin 998\pi t$. The number of beats heard/sec is

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• A wave of frequency 100 Hz is sent along a string towards a fixed end. When this wave travels back after reflection, a node is formed at a distance of 10 cm from the fixed end of the string. The speed of incident (and reflected) wave are

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• In a sonometer wire, the tension is maintained by suspending a 50.7 kg mass from the free end of the wire. The suspended mass has a volume of $0.0075 m^3$. The fundamental frequency of the wire is 260 Hz. If the suspended mass is completely submerged in water, the fundamental frequency will become (take $g = 10 ms^{–2}$)

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• If two waves of same frequency and same amplitude respectively, on superimposition produced a resultant disturbance of the same amplitude, the waves differ in phase by

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• The nature of sound waves in gases is

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