It is the most commonly performed raga of a large group of ragas that are mainly based on a scale more or less identical to the Western major scale.
The Indian National Anthem Jana Gana Mana is sung in the raga Gaud Sarang.
[citation needed] It is believed that the National Anthem of India is sung in raga Alhaiya Bilaval[1] but this is not the case.
[2] Raga Gaud Sarang has the tivra Madhyama svara.
Rao, Suvarnalata; der Meer, Wim van; Harvey, Jane (co-authors) The Raga Guide: A Survey of 74 Hindustani Ragas.