Question 1
A molecule makes a transition from the J = 1 to the J = 0 rotational energy state. The wavelength of the emitted photon is 2.6 × 10−3 m. What is the moment of inertia of the molecule (in kg ⋅ m2)?
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2.9 × 10−46
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5.7 × 10−45
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1.1 × 10−44
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1.5 × 10−46
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9.1 × 10−46
Question 2
An energy band in a solid consists of
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an infinite number of levels, with each level corresponding to a point in a box.
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a large number of energy levels so closely spaced that they may be regarded as a continuous band.
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an infinite number of wave functions, with each wave function corresponding to a point in a box.
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a large number of electrons so closely spaced that they may be regarded as a continuous band of electric charge.
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an infinite number of electrons, with each electron corresponding to a point in a box.
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