Question

what is octave in piano?​

Answer 1

Explanation:

An octave is a musical interval. An octave is defined both in terms of music and in terms of physics: In terms of music, an octave is the distance between one note 

Answer 2

Answer:

An octave is a musical interval. An octave is defined both in terms of music and in terms of physics: In terms of music, an octave is the distance between one note (like C#) and the next note bearing its same name (the next C# that's either higher or lower).