Sound is produced so long as sound source is _________.
Hence, sound is produced so long as sound source is vibrating.
When a sound is reflected from a distant object, an echo is produced. Let the distance between the reflecting surface and the source of sound production remains the same. Do you hear echo sound on a hotter day?
A source is producing sound in a particular medium. If the wavelength of a sound wave produced by the source decreases, then the frequency of sound wave ___ . (Assume the conditions such as temperature, pressure, etc of the medium does not change.)
will a vibrating source always produce sound