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  1. To the given unperturbed Hamiltonian

    we add a small perturbation given by

    where ϵ is a small quantity. 
    A pair of eigenvalues of the perturbed Hamiltonian, using first order perturbation theory, is
    2. A.
    3+2ϵ, 7+2ϵ
    B.
    3+2ϵ, 2+ϵ
    C.
    3, 7+2ϵ
    D.
    3, 2+2ϵ

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    Answer : Option C

    Explanation :

    -NA-

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