Vagir is part of the six Kalvari-class submarines being built in India. The submarines, designed by French naval defence and energy company DCNS, are being built as part of Indian Navy's Project-75.
INS Kalvari, the first of the six Scorpene-class submarines, was launched in 2017, followed by Khanderi, Karanj and Vela.
These submarines can undertake missions like anti-
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Spicejet is losing one rupee where it was losing four thanks to cheaper fuel and cut in rentals