waves

Related Questions

• The fundamental frequency of a sonometre wire is n. If its radius is doubled and its tension becomes half, the material of the wire remains same, the new fundamental frequency will be

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• The beats are produced by two sound sources of same amplitude and of nearly equal frequencies. The maximum intensity of beats will be ............. that of one source

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• An underwater sonar source operating at a frequency of 60 KHz directs its beam towards the surface. If the velocity of sound in air is 330 m/s, the wavelength and frequency of waves in air are:

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• A string of 7 m length has a mass of 0.035 kg. If tension in the string is 60.5 N, then speed of a wave on the string is

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• Equation of a progressive wave is given by $y=a\,\sin \pi \,\left[ \frac{t}{2}-\frac{x}{4} \right]\,,$ where t is in seconds and x is in meters. The distance through which the wave moves in 8 sec is (in meter)

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