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Part 49- November 2018 ( Malayalam)
India's first atomic submarine INS chakra first nuclear powered submarine INS Arihant ith thammil ഉള്ള വ്യത്യാസം എന്താണ് sir?
Rahul P Nair
8 months ago
Ins chakra - not made in India, its from Russia. INS arihant developed by India (@vishakhapattanam)