SITAR - The most popular instrument in North India today it has a long neck, twenty metal frets, and six to seven main strings with thirteen sympathetic strings running below the neck. The lower end of the neck has a gourd which acts as a resonator.

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sitar has long neck
sitar has twenty metal frets
sitar has 6-7 main strings
sitar has 13 sympathetic strings
sitar has gourd resonator
sitar most popular instrument in North India
sitar played by Ravi Shankar
sitar example (string) of North Indian instruments