waves

Related Questions

• The distance between the nearest node and antinode in a stationary wave is

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• If the equation of transverse wave is $Y=2\sin (kx-2t),$ then the maximum particle velocity is

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• A boy is walking away from a wall towards an observer at a speed of 1 metre/sec and blows a whistle whose frequency is 680 Hz. The number of beats heard by the observer per second is (Velocity of sound in air = 340 metres/sec)

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• A whistle of frequency 500 Hz tied to the end of a string of length 1.2 m revolves at 400 rev/min. A listener standing some distance away in the plane of rotation of whistle hears frequencies in the range (speed of sound = 340 m/s)

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• Which of the following do not require medium for transmission

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