waves

Related Questions

• If the velocity of sound in air is 350 m/s. Then the fundamental frequency of an open organ pipe of length 50 cm, will be

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• A sound source is moving towards a stationary observer with $1/10$ of the speed of sound. The ratio of apparent to real frequency is

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• Two tuning forks of frequencies 256 and 258 vibrations/sec are sounded together, then time interval between consecutive maxima heard by the observer is

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• The echo of a gun shot is heard 8 sec. after the gun is fired. How far from him is the surface that reflects the sound (velocity of sound in air = 350 m/s)

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• A wave represented by the given equation $Y=A\sin \left( 10\,\pi \,x+15\,\pi \,t+\frac{\pi }{3} \right)$, where $x$ is in meter and $t$ is in second. The expression represents

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