WAEC 2026 Physics Practical Questions and Answers (Specimen)

The WAEC 2026 Physics Practical Questions and Answers (Specimen) is designed to help candidates prepare effectively for the practical section of the West African Senior School Certificate Examination. This specimen follows the standard WAEC format, covering key practical areas such as mechanics, electricity, optics, and measurement. Practicing with this WAEC 2026 Physics Practical Questions and Answers (Specimen) will improve accuracy, observation skills, and confidence before the examination.

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INSTRUCTION

Answer all questions. Show all working clearly. Use appropriate units.

WAEC 2026 Physics Practical Questions and Answers (Specimen)

QUESTION 1: MEASUREMENT AND CALCULATION

1. A student measures the length of a rod as 25.6 cm. Convert to meters.
   Answer: 0.256 m
2. The mass of an object is 200 g. Convert to kg.
   Answer: 0.2 kg
3. Calculate the volume of a cube of side 4 cm.
   Answer: 64 cm³
4. Density = mass/volume. If mass = 100 g and volume = 50 cm³, find density.
   Answer: 2 g/cm³
5. Convert 2 minutes to seconds.
   Answer: 120 s
6. A stopwatch records 1.5 minutes. Convert to seconds.
   Answer: 90 s
7. If length = 10 cm and width = 5 cm, find area.
   Answer: 50 cm²
8. Convert 500 cm to meters.
   Answer: 5 m
9. A body travels 20 m in 4 s. Find speed.
   Answer: 5 m/s
10. Calculate the average speed if distance = 100 m, time = 20 s.
    Answer: 5 m/s

QUESTION 2: MECHANICS PRACTICAL

11. Define force.
    Answer: A push or pull acting on a body.
12. State Hooke’s Law.
    Answer: Extension is proportional to force applied, within elastic limit.
13. A spring extends 2 cm under 4 N. Find spring constant.
    Answer: k = 2 N/cm
14. Calculate moment: Force = 10 N, distance = 2 m.
    Answer: 20 Nm
15. Define equilibrium.
    Answer: When resultant force is zero.
16. A body is at rest. What is its acceleration?
    Answer: 0 m/s²
17. Define work done.
    Answer: Force × distance
18. Calculate work: 5 N over 2 m.
    Answer: 10 J
19. Define power.
    Answer: Rate of doing work
20. Calculate power: Work = 100 J in 10 s.
    Answer: 10 W

QUESTION 3: ELECTRICITY PRACTICAL

21. Define current.
    Answer: Flow of electric charge
22. Unit of current?
    Answer: Ampere (A)
23. Define voltage.
    Answer: Potential difference
24. Unit of voltage?
    Answer: Volt (V)
25. Ohm’s Law states?
    Answer: V = IR
26. If V = 12 V and R = 4 Ω, find current.
    Answer: 3 A
27. Define resistance.
    Answer: Opposition to current flow
28. Unit of resistance?
    Answer: Ohm (Ω)
29. Calculate power: V = 10 V, I = 2 A.
    Answer: 20 W
30. Name an instrument for measuring current.
    Answer: Ammeter

QUESTION 4: OPTICS PRACTICAL

31. Define reflection.
    Answer: Bouncing back of light
32. State law of reflection.
    Answer: Angle of incidence = angle of reflection
33. Define refraction.
    Answer: Bending of light
34. Define refractive index.
    Answer: Ratio of speed of light in vacuum to medium
35. A ray enters glass. What happens?
    Answer: It bends
36. Define focal length.
    Answer: Distance between lens and focus
37. Image in plane mirror is?
    Answer: Virtual and upright
38. Define dispersion.
    Answer: Splitting of light into colors
39. Which color deviates most?
    Answer: Violet
40. Which color deviates least?
    Answer: Red

QUESTION 5: HEAT PRACTICAL

41. Define temperature.
    Answer: Measure of hotness
42. Unit of temperature?
    Answer: Kelvin (K)
43. Define heat.
    Answer: Energy transfer
44. State specific heat capacity formula.
    Answer: Q = mcΔθ
45. Define latent heat.
    Answer: Heat absorbed without temperature change
46. What happens during melting?
    Answer: Solid changes to liquid
47. Define evaporation.
    Answer: Liquid to vapor
48. State boiling point of water.
    Answer: 100°C
49. Convert 0°C to Kelvin.
    Answer: 273 K
50. Define conduction.
    Answer: Heat transfer through solids

QUESTION 6: WAVES PRACTICAL

51. Define wave.
    Answer: Transfer of energy
52. Define wavelength.
    Answer: Distance between two crests
53. Unit of frequency?
    Answer: Hertz (Hz)
54. Wave speed formula?
    Answer: v = fλ
55. If f = 10 Hz, λ = 2 m, find speed.
    Answer: 20 m/s
56. Define amplitude.
    Answer: Maximum displacement
57. Define period.
    Answer: Time for one cycle
58. Relationship: T and f?
    Answer: T = 1/f
59. Define sound wave.
    Answer: Longitudinal wave
60. Define light wave.
    Answer: Transverse wave

CONCLUSION

This WAEC 2026 Physics Practical Questions and Answers (Specimen) provides a strong foundation for mastering practical physics concepts. Regular practice with this specimen will help students improve their calculations, experimental understanding, and overall performance in the WAEC examination.

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