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Question
11 A and B are Hermitian operators, each of which possess a complete set of eigenfunctions, if AB-BA, then LAYA and B both represent the same observable B) A and B both commute with Hamiltonian C) Neither A nor B represent an observable D) Observation of either one alters t result of the other E) There exist a complete set of functions which are eigenfunctions of be A and B 20. If Ô is a unitary operator, then which one of the following is true for Ô? A) 0 = 0 B) 0 = -0¹ C) Ô = 0 D) 0 = (0¹)-¹ E) None of them
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Transcribed Image Text:11 A and B are Hermitian operators, each of which possess a complete set of eigenfunctions, if AB-BA, then LAYA and B both represent the same observable B) A and B both commute with Hamiltonian C) Neither A nor B represent an observable D) Observation of either one alters t result of the other E) There exist a complete set of functions which are eigenfunctions of be A and B 20. If Ô is a unitary operator, then which one of the following is true for Ô? A) 0 = 0 B) 0 = -0¹ C) Ô = 0 D) 0 = (0¹)-¹ E) None of them
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Step 1: Relation between Hermitian operators
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Step 2: Analysing the statements (I) (II) and (III)
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Step 3: Analysing statements (IV) and (V)
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