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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
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2002
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Q)
Energy of H-atom in the ground state is $-13.6 eV$, hence energy in the second excited state is :
( A ) $-6.8 eV$
( B ) $-3.4eV$
( C ) $-1.51 eV$
( D ) $-4.53eV$
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