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Question
The total energy of an electron in an atom in an orbit is −3.4 eV. Its kinetic and potential energies are, respectively
The total energy of an electron in an atom in an orbit is −3.4 eV. Its kinetic and potential energies are, respectively
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Solution
The correct option is C 3.4 eV, −6.8 eV
Total energy, T.E = −3.4 eV
Kinetic energy, K.E = −T.E = 3.4 eV
Potential energy, P.E = −2 K.E = −6.8 eV
Total energy, T.E = −3.4 eV
Kinetic energy, K.E = −T.E = 3.4 eV
Potential energy, P.E = −2 K.E = −6.8 eV