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AFNS 2026 Academic Test Physics Atomic Spectra Free Quiz 4
AFNS Quiz
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AFNS 2026 Academic Test Physics Atomic Spectra Free Quiz 4

Practice AFNS 2026 Academic Test Physics MCQs from Atomic Spectra. Get instant results with Explanation.
General10 MCQs
1. The series limit of the Lyman series corresponds to a wavelength of about:
2. The series limit of the Balmer series corresponds to a wavelength of about:
3. The series limit of the Paschen series is around:
4. In the Bohr model, the total energy of the electron is:
5. The potential energy of an electron in the nth orbit is:
General10 MCQs
6. The ratio of the radii of the first and second Bohr orbits is:
7. The ratio of the speeds of electron in the first and second orbits is:
8. The number of possible spectral lines when an electron jumps from n=4 to ground state is:
9. The wavelength of the photon emitted in a transition from n=3 to n=2 in hydrogen is about:
10. The energy required to excite hydrogen atom from n=1 to n=2 is:

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AFNS

Conducting Body: Pak Army
Frequency: Annual | Time: 120 Minutes
Negative Marking: No

⚡ Test Pattern (Total: 100 MCQs):

Merit Formula: Typically, the aggregate is calculated as: (AFNS × 50%) + (FSc × 40%) + (Matric × 10%). However, it may have changes for merit calculation formula and admission criteria. Please confirm the official criteria from the offical website.

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