| P. Franck-Hertz experiment | 1. Electronic excitation of molecules |
| Q. Hartree-Fock method | 2. Wave function of atoms |
| R. Stern-Gerlach experiment | 3. Spin angular momentum of atoms |
| S. Franck-Condon principle | 4. Energy levels in atoms |
A. P-4, Q-2, R-3, S-1
B. P-1, Q-4, R-3, S-2
C. P-3, Q-2, R-4, S-1
D. P-4, Q-1, R-3, S-2
Answer: Option B
This Question Belongs to Engineering Physics >> Atomic And Molecular Physics
All vibrations producing a change in the electric dipole moment of a molecule yield
A. Raman spectra
B. Infrared spectra
C. Ultra-violet spectra
D. X-ray spectra
A. $$\frac{{3{g_1}e{H_0}}}{{2\pi {m_p}}}$$
B. $$\frac{{3{g_1}e{H_0}}}{{4\pi {m_p}}}$$
C. $$\frac{{{g_1}e{H_0}}}{{2\pi {m_p}}}$$
D. $$\frac{{{g_1}e{H_0}}}{{4\pi {m_p}}}$$
A. P and Q
B. P, R and T
C. P, S and T
D. Q and R
The hyperfine structure of Na(32P3/2) with nuclear $$l$$ = 3/2 has
A. 1 state
B. 2 states
C. 3 states
D. 4 states
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