In Teen Taal from Hindustani music, the Khali beat falls on the ______ matra.

The correct option is 9.

Understanding Teen Taal in Hindustani Music:

Teen Taal (also spelled Teental) is one of the most prominent and commonly used rhythmic cycles (Taal) in Hindustani classical music.

Structure of Teen Taal:

1. Total Matras (Beats): It consists of 16 matras (beats) in total.
2. Vibhags (Divisions): The 16 matras are divided equally into 4 vibhags (sections), with 4 matras in each vibhag (4 + 4 + 4 + 4).
3. Tali (Claps): The claps (Tali) fall on the 1st, 5th, and 13th matras.
4. Khali (Wave/Empty Beat): The wave or un-accented beat (Khali) falls on the 9th matra, which marks the beginning of the 3rd vibhag.

Therefore, in Teen Taal, the Khali beat falls on the 9th matra.