NTS GAT Subject (Physics) FLP 1 Free Quiz

1. What is Newton's Second Law?

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

2. What is Newton's law of universal gravitation?

A. F = Gm₁m₂/r² B. F = kq₁q₂/r² C. F = ma D. E = mc²

3. What is conserved in a closed system?

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

4. What is angular momentum?

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

5. What is torque?

A. Force B. Torque C. Work D. Power

6. What is the period of a simple pendulum?

A. 2π√(g/L) B. 2π√(m/k) C. 2π√(k/m) D. 2π√(L/g)

7. What is elastic potential energy?

A. ½mv² B. mgh C. ½kx² D. ½Iω²

8. What is gravitational potential energy?

A. ½mv² B. ½kx² C. ½Iω² D. mgh

9. What is the point where the mass of a system is concentrated?

A. Centroid B. Center of gravity C. Center of mass D. Center of pressure

10. What is the electric field?

A. E = V/d B. E = kq/r² C. E = -dV/dr D. E = F/q

11. What is the electric potential?

A. E = F/q B. V = PE/q C. F = kq₁q₂/r² D. E = mc²

12. What is Gauss's Law for electric fields?

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

13. What is the potential of a point charge?

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

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 Biot-Savart law?

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

16. What is the magnetic field at the center of a circular loop?

A. B = μ₀I/(2R) B. B = μ₀I/(4R) C. B = μ₀I/R D. B = μ₀I/(2πR)

17. What device stores electric field energy?

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

18. What does thermodynamics deal with?

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

19. What does the Second Law of Thermodynamics state?

A. Energy conservation B. Entropy always increases C. Equilibrium D. Absolute zero

20. What does the Third Law of Thermodynamics state?

A. Entropy approaches zero at absolute zero B. Entropy increases C. Entropy constant D. Entropy infinite

21. What is the definition of enthalpy?

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

22. What is internal energy?

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

23. What is the efficiency of a Carnot engine?

A. η = (TH - TC)/TH B. η = (TH - TC)/TC C. η = TH/TC D. η = 1 - (TC/TH)

24. What cycle does a steam power plant operate on?

A. Otto B. Diesel C. Rankine D. Brayton

25. What cycle does an internal combustion engine operate on?

A. Rankine B. Brayton C. Carnot D. Otto or Diesel

26. What is the compressibility factor?

A. Z = 1 for all gases B. Z = 0 C. Z = ∞ D. Z = PV/nRT

27. What is a pure substance in thermodynamics?

A. Mixture B. Solution C. Compound D. Pure substance

28. What is the critical point?

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

29. What is the triple point?

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

30. What does quantum mechanics deal with?

A. Atomic and subatomic scale B. Large scale motion C. Electricity and magnetism D. Heat and temperature

31. What is the energy of a photon?

A. E = mc² B. E = ½mv² C. E = kq₁q₂/r D. E = hf = hc/λ

32. What is the de Broglie wavelength?

A. λ = h/p B. λ = h/mv C. λ = p/h D. λ = h/m

33. What is the Heisenberg uncertainty principle?

A. Δx Δp ≥ h/4π B. ΔE Δt ≥ h/4π C. Δx Δp ≥ h D. Δx Δp = 0

34. What describes the state of a quantum system?

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

35. What is the principal quantum number?

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

36. What is the magnetic quantum number?

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

37. What does the photoelectric effect demonstrate?

A. Particle nature B. Wave nature C. Both D. Neither

38. What does the double-slit experiment demonstrate?

A. Particle nature B. Wave nature C. Both D. Wave-particle duality

39. What is quantum entanglement?

A. Entanglement B. Independence C. Anti-correlation D. Uncorrelated

40. What is the energy of a quantum harmonic oscillator?

A. nħω B. (n + ½)hω C. (n + 1)ħω D. (n + ½)ħω

41. What is a conserved quantity in quantum mechanics?

A. Probability current B. Energy current C. Momentum current D. Charge current

42. What is the critical angle?

A. Critical angle B. Brewster angle C. Polarizing angle D. Total internal reflection angle

43. What occurs when the angle of incidence exceeds the critical angle?

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

44. What type of lens is a diverging lens?

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

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

A. λd/D B. λD/d C. Dd/λ D. λD/d

46. What is the bending of waves around obstacles?

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

47. What is polarization?

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

48. 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

49. Which part of the eye focuses light?

A. Cornea B. Retina C. Pupil D. Lens

50. What type of lens corrects myopia?

A. Convex B. Concave C. Cylindrical D. Bifocal

51. What type of lens corrects hyperopia?

A. Convex B. Concave C. Cylindrical D. Bifocal

52. What is the speed of light in a vacuum?

A. 3.00 × 10⁶ m/s B. 3.00 × 10¹⁰ m/s C. 3.00 × 10⁸ m/s D. 3.00 × 10¹² m/s

53. What is the index of refraction?

A. n = v/c B. n = c/v C. n = v/c D. n = c/v

54. What principle do optical fibers use?

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

55. What is the period of oscillation?

A. 2π√(k/m) B. 2π√(m/k) C. 2π/ω D. 2π/ω = 2π√(m/k)

56. What occurs when the driving frequency equals the natural frequency?

A. Damping B. Forced oscillation C. Free oscillation D. Resonance

57. What does a wave transfer?

A. Matter B. Energy C. Force D. Mass

58. What type of waves require a medium?

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

59. What is the distance between successive crests?

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

60. What is the maximum displacement from equilibrium?

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

61. What is the number of cycles per second?

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

62. What is the Doppler effect formula for sound?

A. f' = f(v ± v_s)/(v ∓ v₀) B. f' = f(v ± v₀)/(v ∓ v_s) C. f' = f(v ± v₀)/v D. f' = f(v)/(v ± v_s)

63. 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

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

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

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

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

66. Which crystal system has three axes of equal length at right angles?

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

67. Which crystal system has two axes of equal length at 120°?

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

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

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

69. Which crystal system has all axes of different lengths and all angles oblique?

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

70. Where are Brillouin zones located?

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

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

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

72. What materials have large band gaps?

A. Conductors B. Semiconductors C. Insulators D. Superconductors

73. What does nuclear physics study?

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

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

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

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

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

76. 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

77. What is emitted in gamma decay?

A. Alpha B. Gamma C. Beta D. Neutron

78. What is the SI unit of activity?

A. Curie B. Becquerel C. Rutherford D. Gray

79. What is the energy released in nuclear reactions?

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

80. What is the charge of an electron?

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

81. What is the charge of a positron?

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

82. What quantum number determines the energy level?

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

83. What quantum number determines the shape of the orbital?

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

84. What quantum number determines the spin of the electron?

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

85. What shape is the s orbital?

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

86. What orbitals are even more complex?

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

87. What principle states that electrons fill orbitals from the lowest energy?

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

88. What is the set of wavelengths emitted or absorbed by atoms?

A. Molecular spectrum B. X-ray spectrum C. Atomic spectrum D. Gamma spectrum

89. What is the Rydberg formula?

A. 1/λ = R(1/n₁² + 1/n₂²) B. λ = R(1/n₁² - 1/n₂²) C. 1/λ = R(n₁² - n₂²) D. 1/λ = R(1/n₁² - 1/n₂²)

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

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

91. Which series corresponds to transitions to n = 3?

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

92. What is the energy required to remove an electron from an atom?

A. Excitation energy B. Ionization energy C. Binding energy D. Dissociation energy

93. What is the splitting of spectral lines in a magnetic field?

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

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

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

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 does the equipartition theorem state?

A. k_B T B. ½k_B T C. ½k_B T D. 2k_B T

97. How is the free energy related to the partition function?

A. F = -k_B T ln Z B. F = k_B T ln Z C. F = -k_B T Z D. F = k_B T Z

98. 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

99. What occurs when bosons occupy the same ground state at low temperatures?

A. Fermi sea B. Ideal gas C. van der Waals gas D. Bose-Einstein condensation

100. What model is used to calculate the heat capacity of solids?

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

Country Wise Scholarships

Entry Tests Preparation

Follow Us

Aggregate Calculator