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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2005
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Q)

The total energy of an electron in the first excit state of hydrogen atom is about –3.4eV. Its kinetic energy in this state is-


( A ) –6.8 eV
( B ) –3.4 eV
( C ) 3.4 eV
( D ) 6.8 eV

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