TEMPO - The rate of speed of a composition or a section of a composition which is measured by the number of beats per minute. Metronome markings are used to clarify tempo; e. g. 60 beats per minute = slow while 120 beats per minute = fast.

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tempo is speed of raga
tempo is speed of tala
tempo is clarified by Metronome
tempo is measured in beats-per-minute
tempo is function of time
tempo is element of South Indian Music
tempo is element of North Indian Music