HAT Subject (Physics) FLP 2 Free Quiz

1. What does classical mechanics deal with?

A. Motion of objects under forces B. Electricity and magnetism C. Heat and temperature D. Atomic scale phenomena

2. What is Newton's Third Law?

A. F = ma B. Action-reaction C. Inertia D. Law of gravitation

3. What is potential energy?

A. Kinetic energy B. Thermal energy C. Chemical energy D. Potential energy

4. What is impulse?

A. Force × distance B. Mass × acceleration C. Work D. FΔt

5. What is conserved in a closed system?

A. Energy B. Momentum C. Angular momentum D. Mass

6. What is conserved in a closed system?

A. Energy B. Momentum C. Angular momentum D. Mass

7. What is angular momentum?

A. p = mv B. F = ma C. E = mc² D. L = Iω

8. What is the moment of inertia?

A. I = mr² B. τ = rF C. L = Iω D. F = ma

9. What type of motion has a restoring force proportional to displacement?

A. Uniform circular motion B. Projectile motion C. SHM D. Random motion

10. What type of motion is under the influence of gravity only?

A. Circular B. Projectile C. Random D. Oscillatory

11. What is the maximum height of a projectile?

A. (v² sin θ)/g B. (v² cos θ)/g C. (v² sin² θ)/(2g) D. (v² tan θ)/g

12. What is gravitational potential energy?

A. ½mv² B. ½kx² C. ½Iω² D. mgh

13. What is the electric field of a point charge?

A. E = F/q B. V = PE/q C. E = kq/r² D. F = kq₁q₂/r²

14. What is Ampere's Law?

A. ∮E·dl = 0 B. Φ = Q/ε₀ C. ∮B·dl = μ₀I D. Faraday's law

15. What is the magnetic force on a moving charge?

A. F = qE B. F = kq₁q₂/r² C. F = qvB sin θ D. F = ma

16. What is the Biot-Savart law?

A. F = qvB B. ∮B·dl = μ₀I C. Φ = B·A D. dB = (μ₀/4π)(Idl × r̂)/r²

17. What is the magnetic flux?

A. Φ = E·A B. Φ = q/ε₀ C. Φ = B·A cos θ D. Φ = μ₀I

18. What law states that the induced current opposes the change?

A. Faraday B. Ampere C. Gauss D. Lenz

19. What device stores electric field energy?

A. Inductor B. Capacitor C. Resistor D. Diode

20. What device stores magnetic field energy?

A. Inductor B. Capacitor C. Resistor D. Diode

21. What is the energy stored in an inductor?

A. ½CV² B. ½QV C. ½Q²/C D. ½LI²

22. What is the skin depth?

A. Wavelength B. Skin depth C. Penetration depth D. Attenuation length

23. What does thermodynamics deal with?

A. Heat, work, and temperature B. Motion of objects C. Electricity and magnetism D. Atomic scale phenomena

24. What law states that two bodies in equilibrium with a third are in equilibrium with each other?

A. First Law B. Second Law C. Zeroth Law D. Third Law

25. What is an isochoric process?

A. Isochoric B. Adiabatic C. Isobaric D. Isothermal

26. What is entropy?

A. Enthalpy B. Internal energy C. Entropy D. Gibbs free energy

27. What is Gibbs free energy?

A. G = H - TS B. G = U + PV C. G = H + TS D. G = U - TS

28. What transfers heat from cold to hot using work?

A. Refrigerator B. Heat pump C. Heat engine D. Generator

29. What is the critical point?

A. Critical point B. Boiling point C. Melting point D. Triple point

30. What is the triple point?

A. Critical point B. Boiling point C. Triple point D. Freezing point

31. What describes the state of a quantum system?

A. Probability B. Energy C. Momentum D. Wave function

32. What is the spin quantum number?

A. n B. m_s C. l D. m_l

33. What particles have half-integer spin?

A. Bosons B. Quarks C. Leptons D. Fermions

34. What are the energy levels of a quantum harmonic oscillator?

A. Unequally spaced B. Continuous C. Equally spaced D. Discrete but not equally spaced

35. What forms can the Schrödinger equation take?

A. Only time-dependent B. Time-dependent or time-independent C. Only time-independent D. Neither

36. What is the expectation value?

A. Maximum B. Minimum C. Average value D. Median

37. What does optics deal with?

A. Light and its properties B. Motion of objects C. Electricity and magnetism D. Heat and temperature

38. What type of mirror is a converging mirror?

A. Convex B. Plane C. Spherical D. Concave

39. What is the lens equation (sign convention)?

A. 1/f = 1/v + 1/u B. 1/f = 1/v - 1/u C. f = uv/(u+v) D. 1/f = 1/u - 1/v

40. What is the fringe spacing in Young's double-slit experiment?

A. λd/D B. λD/d C. Dd/λ D. λD/d

41. What is the bending of waves around obstacles?

A. Diffraction B. Reflection C. Refraction D. Interference

42. What is the diffraction grating equation?

A. d sin θ = mλ B. d cos θ = mλ C. d sin θ = mλ D. d tan θ = mλ

43. What is Bragg's Law?

A. d sin θ = nλ B. 2d cos θ = nλ C. 2d sin θ = nλ D. 2d sin θ = nλ

44. What principle do optical fibers use?

A. Reflection B. Refraction C. Total internal reflection D. Diffraction

45. What type of motion has a restoring force proportional to displacement?

A. Damped B. Forced C. Simple harmonic D. Chaotic

46. What type of waves require a medium?

A. Mechanical waves B. Electromagnetic waves C. Gravitational waves D. Sound waves

47. What is the speed of a wave?

A. v = f/λ B. v = λ/f C. v = fλ D. v = fλ

48. What is the maximum displacement from equilibrium?

A. Amplitude B. Wavelength C. Frequency D. Period

49. What is the time for one complete cycle?

A. Frequency B. Wavelength C. Period D. Amplitude

50. What type of waves have oscillations perpendicular to propagation?

A. Longitudinal B. Transverse C. Surface D. Sound

51. What type of waves are sound waves?

A. Transverse B. Surface C. Longitudinal D. Electromagnetic

52. What are points of zero displacement in a standing wave?

A. Nodes B. Antinodes C. Crests D. Troughs

53. What are points of maximum displacement in a standing wave?

A. Nodes B. Crests C. Antinodes D. Troughs

54. What is the wave equation?

A. ∂²y/∂x² = v² ∂²y/∂t² B. ∂²y/∂x² = (1/v²) ∂²y/∂t² C. ∂²y/∂t² = v² ∂²y/∂x² D. ∂²y/∂x² = (1/v²) ∂²y/∂t²

55. What is the energy of a wave proportional to?

A. Amplitude B. Amplitude² C. Frequency D. Wavelength

56. What is the intensity of a wave proportional to?

A. Amplitude² B. Amplitude C. Frequency D. Wavelength

57. What does solid state physics study?

A. Physical properties of solids B. Motion of objects C. Electricity and magnetism D. Heat and temperature

58. What is a solid with a regular repeating arrangement of atoms?

A. Amorphous B. Polycrystalline C. Crystal D. Glass

59. What is the group of atoms attached to each lattice point?

A. Basis B. Bravais lattice C. Unit cell D. Crystal system

60. How many Bravais lattices are there in three dimensions?

A. 7 B. 5 C. 14 D. 32

61. Which crystal system has two axes of equal length and one different?

A. Tetragonal B. Cubic C. Orthorhombic D. Hexagonal

62. Which crystal system has three axes of equal length with angles not 90°?

A. Cubic B. Rhombohedral C. Tetragonal D. Hexagonal

63. Which crystal system has two axes at right angles and one oblique?

A. Monoclinic B. Triclinic C. Orthorhombic D. Hexagonal

64. Where are Brillouin zones located?

A. Direct lattice B. Crystal lattice C. Reciprocal lattice D. Bravais lattice

65. What is the surface of constant energy in k-space?

A. Brillouin zone B. Reciprocal lattice C. Band structure D. Fermi surface

66. What is the energy difference between the valence and conduction bands?

A. Fermi energy B. Band gap C. Work function D. Ionization energy

67. What is the phenomenon of zero electrical resistance?

A. High conductivity B. Zero resistance C. Low resistance D. Normal conductivity

68. What is the expulsion of magnetic fields from a superconductor?

A. Meissner effect B. Josephson effect C. Hall effect D. Seebeck effect

69. What is the tunneling of Cooper pairs through a junction?

A. Meissner effect B. Hall effect C. Josephson effect D. Seebeck effect

70. What does nuclear physics study?

A. Atomic nuclei and their interactions B. Motion of objects C. Electricity and magnetism D. Heat and temperature

71. What are atoms with the same number of protons but different neutrons?

A. Isotopes B. Isobars C. Isotones D. Isomers

72. What are atoms with the same mass number but different atomic numbers?

A. Isotopes B. Isotones C. Isobars D. Isomers

73. What are atoms with the same number of neutrons?

A. Isotopes B. Isobars C. Isomers D. Isotones

74. What is the difference between the mass of a nucleus and the sum of its nucleons?

A. Mass defect B. Binding energy C. Q-value D. Decay constant

75. What is the time for half of a radioactive substance to decay?

A. Half-life B. Mean life C. Decay constant D. Activity

76. What is the activity of a radioactive sample?

A. A = N/T B. A = Nλ C. A = N/T D. A = λN

77. What is the combining of two light nuclei to form a heavier nucleus?

A. Fission B. Decay C. Fusion D. Transmutation

78. What is the energy released in nuclear reactions?

A. E = mc² B. E = ½mv² C. E = hf D. E = Δmc²

79. What is the charge of a proton?

A. Positively charged B. Neutral C. Negatively charged D. Massless

80. What is the charge of an electron?

A. Positive B. Neutral C. Negative D. Massless

81. What is the neutrino?

A. Charged B. Massive C. Positively charged D. Neutral, nearly massless

82. What is the charge of a positron?

A. Negative B. Positive C. Neutral D. Massless

83. What is the energy released or absorbed in a nuclear reaction?

A. Q-value B. Binding energy C. Decay constant D. Half-life

84. What process does a nuclear reactor use?

A. Fusion B. Decay C. Fission D. Transmutation

85. What model describes electrons in orbitals?

A. Bohr B. Rutherford C. Thomson D. Quantum mechanical

86. What model has a central nucleus with electrons orbiting?

A. Bohr B. Rutherford C. Thomson D. Quantum mechanical

87. What shape are the p orbitals?

A. s B. d C. f D. p

88. What rule states that electrons fill degenerate orbitals singly before pairing?

A. Hund's rule B. Aufbau principle C. Pauli exclusion principle D. Octet rule

89. Which series corresponds to transitions to n = 2?

A. Lyman B. Paschen C. Balmer D. Brackett

90. What determine which transitions are allowed in atomic spectra?

A. Quantum numbers B. Energy levels C. Selection rules D. Wave functions

91. What is the splitting of spectral lines in an electric field?

A. Zeeman effect B. Stark effect C. Paschen-Back effect D. Doppler effect

92. What is a small difference in energy levels in hydrogen?

A. Lamb shift B. Zeeman effect C. Stark effect D. Fine structure

93. What are the specific arrangements of particles in a system?

A. Macrostates B. Ensembles C. Microstates D. Thermodynamic variables

94. What are the macroscopic properties of a system?

A. Microstates B. Ensembles C. Thermodynamic variables D. Macrostates

95. What is the Boltzmann entropy formula?

A. S = k_B ln Ω B. S = k_B Ω C. S = k_B ln Ω D. S = ln Ω/k_B

96. What is the Stefan-Boltzmann constant?

A. 5.67 × 10⁻⁶ W/m²K⁴ B. 5.67 × 10⁻¹⁰ W/m²K⁴ C. 5.67 × 10⁻⁴ W/m²K⁴ D. 5.67 × 10⁻⁸ W/m²K⁴

97. What is the heat capacity at constant pressure?

A. (∂U/∂T)_V B. (∂U/∂T)_P C. (∂H/∂T)_P D. (∂H/∂T)_V

98. What is the sum over all states of e^{-E/k_B T}?

A. Entropy B. Partition function C. Free energy D. Internal energy

99. What is the average energy in terms of the partition function?

A. E = ∂ ln Z/∂β B. E = -∂ Z/∂β C. E = -∂ ln Z/∂β D. E = ∂ Z/∂β

100. What is another model for the heat capacity of solids?

A. Debye B. Drude C. Einstein D. Sommerfeld

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