Quantum Physics

Physics, HSSC-Punjab Second Year. This chapter is split into 46 topics and has 1,146 practice questions. The topics covered are listed below, followed by 10 free sample questions from the chapter.

Topics in this chapter

1. Atomic spectra and the hydrogen series 25 questions
2. Bragg's law for the diffraction of electrons and X-rays 26 questions
3. Electrons accelerated through a voltage: wavelength, speed and microscope resolution 28 questions
4. Einstein's explanation and the work function 23 questions
5. de Broglie wavelength of electrons, nucleons and everyday objects 30 questions
6. Pair production, annihilation and the energy of gamma photons 21 questions
7. Compton effect: observation, theory and the Compton shift 24 questions
8. Photocurrent, electron counts and quantum efficiency 26 questions
9. Quantum theory of radiation and the constants h and c 23 questions
10. de Broglie waves and the wavelengths of everyday objects 22 questions
11. Wave-particle duality and the electron microscope 25 questions
12. Pair production and annihilation (numerical) 20 questions
13. Photon properties: energy, momentum and the force of light 23 questions
14. Compton scattering: shift, scattered wavelength and energy transfer 28 questions
15. Heisenberg's uncertainty principle: velocity, momentum, energy and time 28 questions
16. Absorption and emission spectra: formation and comparison 22 questions
17. Compton scattering (numerical) 22 questions
18. History and people of quantum physics 22 questions
19. Threshold frequency, threshold wavelength and work function 26 questions
20. Einstein's photoelectric equation, work function and the KE-frequency graph 24 questions
21. Compton effect, pair production and annihilation 27 questions
22. Exercise questions and conceptual reasoning on quantum physics 21 questions
23. Rydberg formula: Balmer, Lyman and Paschen lines and series limits 30 questions
24. Photoelectrons from named metals: energy, speed, momentum and stopping potential 30 questions
25. Multiple-choice, short-answer and constructed ideas of the quantum physics exercise 24 questions
26. Hydrogen energy levels: photon energies, wavelengths and ionisation 28 questions
27. Finding Planck's constant and the threshold from photoelectric data 24 questions
28. Momentum, force and pressure of light 25 questions
29. The photoelectric effect: experiment and observations 23 questions
30. de Broglie wavelength and electron diffraction (numerical) 30 questions
31. Davisson-Germer and Thomson experiments, Bragg diffraction of electrons 22 questions
32. Uncertainty principle (numerical) 24 questions
33. Emission and absorption spectra 22 questions
34. Hydrogen spectrum and energy levels (numerical) 30 questions
35. Photon momentum, photon counts and recoil 24 questions
36. de Broglie waves and electron diffraction 26 questions
37. The electron microscope: principle and parts 22 questions
38. Photoelectric results versus the wave theory of light 21 questions
39. Photoelectric apparatus, stopping potential and photocurrent curves 24 questions
40. Photon energy, frequency and wavelength 30 questions
41. Heisenberg's uncertainty principle: statement and meaning 22 questions
42. Photoelectric equation and stopping potential 30 questions
43. Hydrogen spectrum, spectral series and energy levels 30 questions
44. Uncertainty principle 24 questions
45. Planck's quantum theory and the photon 24 questions
46. Wave-particle duality, complementarity and electron interference 21 questions