Physics Post UTME past questions and answers are questions from previous university screening exams, along with their correct solutions, used to help students prepare effectively. They give you a clear idea of how Post UTME Physics questions are set and the areas that are often repeated.
By practicing these questions, students can improve their understanding of key Physics topics, sharpen their problem-solving skills, and boost their confidence before the exam. In simple terms, they are a reliable guide for passing Physics in Post UTME successfully.
Physics Post Utme Past Questions and Answers
1. The work done by a force is zero when
A. Force is large
B. Displacement is zero
C. Time is large
D. Velocity is high
Answer: B
2. The pressure in a liquid increases with
A. Temperature
B. Depth
C. Volume
D. Area
Answer: B
3. Which of the following is not a unit of energy?
A. Joule
B. Calorie
C. Watt
D. Electron volt
Answer: C
4. The force required to stretch a spring depends on
A. Hooke’s law
B. Ohm’s law
C. Boyle’s law
D. Charles’ law
Answer: A
5. The extension of a spring is proportional to applied force within elastic limit is
A. Newton’s law
B. Hooke’s law
C. Archimedes’ principle
D. Lenz’s law
Answer: B
6. The SI unit of stress is
A. N/m
B. N/m²
C. J/m
D. kg/m³
Answer: B
7. Which of the following is an example of longitudinal wave?
A. Light wave
B. Water wave
C. Sound wave
D. Radio wave
Answer: C
8. The maximum displacement from equilibrium is called
A. Frequency
B. Amplitude
C. Period
D. Velocity
Answer: B
9. A body immersed in fluid experiences upthrust equal to
A. Weight of fluid displaced
B. Volume of fluid
C. Density of fluid
D. Area of fluid
Answer: A
10. The efficiency of a machine is calculated as
A. Output/Input × 100
B. Input/Output × 100
C. Work × Time
D. Force × Distance
Answer: A
11. The SI unit of modulus of elasticity is
A. Pascal
B. Joule
C. Watt
D. Newton
Answer: A
12. The heat required to raise temperature depends on
A. Mass
B. Nature of substance
C. Temperature change
D. All of the above
Answer: D
13. The image distance in a mirror is measured from
A. Object
B. Pole
C. Focus
D. Centre
Answer: B
14. The angle between incident ray and normal is called
A. Angle of reflection
B. Angle of refraction
C. Angle of incidence
D. Critical angle
Answer: C
15. The critical angle occurs when refracted ray is
A. Bent
B. Reflected
C. Along boundary
D. Absorbed
Answer: C
16. Total internal reflection occurs when light travels from
A. Dense to rare medium
B. Rare to dense medium
C. Vacuum to air
D. Air to vacuum
Answer: A
17. The SI unit of linear expansivity is
A. K⁻¹
B. m/K
C. J/K
D. N/K
Answer: A
18. Which thermometer is more sensitive?
A. Clinical
B. Mercury
C. Gas
D. Alcohol
Answer: C
19. The energy required to change liquid to gas is
A. Latent heat of fusion
B. Latent heat of vaporization
C. Specific heat
D. Heat capacity
Answer: B
20. The density of a substance is measured using
A. Balance
B. Hydrometer
C. Thermometer
D. Barometer
Answer: B
Physics Post Utme Past Questions and Answers
21. The slope of force-extension graph gives
A. Stress
B. Strain
C. Stiffness
D. Energy
Answer: C
22. The SI unit of strain is
A. m
B. m²
C. No unit
D. N
Answer: C
23. A conductor allows current to flow because it has
A. Free electrons
B. Protons
C. Neutrons
D. Ions
Answer: A
24. The heating effect of current is used in
A. Fan
B. Electric iron
C. Generator
D. Motor
Answer: B
25. The fuse is connected in
A. Parallel
B. Series
C. Both
D. None
Answer: B
26. The potential difference is the work done per
A. Charge
B. Time
C. Distance
D. Energy
Answer: A
27. The SI unit of conductivity is
A. Ω⁻¹m⁻¹
B. Ωm
C. V/A
D. A/V
Answer: A
28. A battery converts
A. Electrical to chemical energy
B. Chemical to electrical energy
C. Mechanical to electrical energy
D. Heat to electrical energy
Answer: B
29. The current decreases when resistance
A. Increases
B. Decreases
C. Is zero
D. Is constant
Answer: A
30. The direction of magnetic field is given by
A. Fleming’s rule
B. Right-hand grip rule
C. Lenz’s law
D. Hooke’s law
Answer: B
31. The SI unit of magnetic flux density is
A. Weber
B. Tesla
C. Henry
D. Ampere
Answer: B
32. A solenoid behaves like a
A. Capacitor
B. Magnet
C. Resistor
D. Transformer
Answer: B
33. The frequency of AC in Nigeria is about
A. 50 Hz
B. 60 Hz
C. 100 Hz
D. 25 Hz
Answer: A
34. The device used to detect current is
A. Voltmeter
B. Ammeter
C. Galvanometer
D. Electrometer
Answer: C
35. The induced emf depends on rate of change of
A. Current
B. Flux
C. Resistance
D. Voltage
Answer: B
36. The SI unit of radioactivity is
A. Curie
B. Becquerel
C. Joule
D. Watt
Answer: B
37. Alpha particles are
A. Electrons
B. Helium nuclei
C. Protons
D. Neutrons
Answer: B
38. Beta particles are
A. Protons
B. Electrons
C. Neutrons
D. Photons
Answer: B
39. Gamma rays are
A. Particles
B. Waves
C. Photons
D. Both B and C
Answer: D
40. Half-life is the time taken for
A. All atoms to decay
B. Half atoms to decay
C. One atom to decay
D. No decay
Answer: B
Physics Post Utme Past Questions and Answers
41. Nuclear energy is obtained from
A. Chemical reaction
B. Nuclear reaction
C. Mechanical work
D. Electrical energy
Answer: B
42. The SI unit of activity is
A. Becquerel
B. Curie
C. Watt
D. Joule
Answer: A
43. A photon has
A. Mass
B. Charge
C. Energy
D. Volume
Answer: C
44. The speed of electromagnetic waves is
A. 3×10⁶
B. 3×10⁸
C. 3×10⁴
D. 3×10²
Answer: B
45. X-rays are used in
A. Cooking
B. Imaging
C. Farming
D. Lighting
Answer: B
46. The SI unit of luminous flux is
A. Candela
B. Lumen
C. Lux
D. Watt
Answer: B
47. Illuminance is measured in
A. Lumen
B. Candela
C. Lux
D. Watt
Answer: C
48. A black body absorbs
A. Some radiation
B. All radiation
C. No radiation
D. Only light
Answer: B
49. The emission of electrons from metal due to light is
A. Thermionic emission
B. Photoelectric effect
C. Ionization
D. Radiation
Answer: B
50. The threshold frequency is minimum frequency to
A. Reflect light
B. Emit electrons
C. Absorb energy
D. Produce heat
Answer: B
51. The SI unit of Planck’s constant is
A. Js
B. J/s
C. Nm
D. W
Answer: A
52. The energy of photon is given by
A. mc²
B. hf
C. mv²
D. Fd
Answer: B
53. A stationary wave is formed by
A. One wave
B. Two identical waves
C. Three waves
D. Random waves
Answer: B
54. Nodes are points of
A. Maximum displacement
B. Zero displacement
C. Maximum energy
D. Constant motion
Answer: B
55. Antinodes are points of
A. Zero displacement
B. Maximum displacement
C. No motion
D. Low energy
Answer: B
56. The SI unit of intensity is
A. W/m²
B. J/m
C. N/m
D. kg/m³
Answer: A
57. A prism is used to
A. Reflect light
B. Refract light
C. Disperse light
D. Absorb light
Answer: C
58. The focal length is distance between
A. Pole and centre
B. Focus and pole
C. Object and image
D. Lens and mirror
Answer: B
59. Magnification is ratio of
A. Image to object size
B. Object to image size
C. Distance to time
D. Force to area
Answer: A
60. The optical centre is a point where ray passes
A. Deviated
B. Reflected
C. Undeviated
D. Absorbed
Answer: C
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