A siren emitting sound of frequency 800Hz is going away from a static listener with a speed of 30m/s. Frequency of the sound to be heard by the listener is (Take velocity of sound as 330m/s).

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Engineering Physics Practice Test: Waves — practice the complete quiz, review flashcards, or try a random question.

Wave topics include: Waves-transverse, longitudinal, progressive, travelling, stationary, superposition and sound waves, reverberation, acoustics and beats.   A wave is a disturbance that propagates dynamically. Waves can have many characteristics, including: Amplitude: The maximum displacement of a wave, measured in meters Frequency: A characteristic of waves that can be used to measure them Wavelength: A significant variable used to define wave characteristics Period: A characteristic of waves Speed: A characteristic of waves Phase: A characteristic of waves  Waves can be... Show more

A siren emitting sound of frequency 800Hz is going away from a static listener with a speed of 30m/s. Frequency of the sound to be heard by the listener is (Take velocity of sound as 330m/s).