पूर्ण विखंडन से गुजरने वाला एक ग्राम यूरेनियम-235 लगभग कितने उच्च श्रेणी के कोयले के दहन के बराबर ऊर्जा पैदा करता है?

Which atomic power station in India is fully indigenously built?

Consider the following statements: Assertion (A): India adopted a three-stage nuclear power programme to ensure long-term energy security. Reason (R): India possesses abundant uranium reserves but limited thorium resources, which can be effectively utilised only after developing advanced reactor technologies.