The term that describes how the brain interprets the frequency of an emitted sound is “pitch.”

The fact that both the violin and the flute notes travel through the same medium, air, at the same speed ensures that they arrive at our ears simultaneously, regardless of their differences in sound characteristics.

The different sounds produced by a violin and a flute, despite traveling through the same medium, are due to variations in their frequency content, amplitude, and harmonic structure, which affect their perceived characteristics such as pitch, timbre, and intensity.

Pitch is one of the characteristics of sound, and it refers to the perceived frequency of a sound wave. The pitch of a violin note may differ from that of a flute note even if they arrive at our ears ...

The time period of a sound wave is represented by the symbol T, and its SI unit is second (s).