Summary

• Description:

  The MS Word document comprises Bunaf Cluster Examinations Physics Paper 2 June 2026 Pre-Mock Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is towards the end of the file.

  It was a KCSE Physics Paper 2 examination. This paper tests Form 4 candidates on optics, waves, electricity, electromagnetism, and the electromagnetic spectrum — assessing both conceptual understanding and quantitative problem-solving skills across the Paper 2 syllabus.

  • Month Administered: June 2026
  • Duration: 2 hours
  • Total Marks: 80
  • Number of Questions: 18 (Questions 1–13 in Section A; Questions 14–18 in Section B)
  • Structure:
    • Section A – 25 marks (Questions 1–13, short-answer questions)
    • Section B – 55 marks (Questions 14–18, structured long-answer questions)

  It covers the following topics:

  • Section A:
    • Optics — real vs virtual images; pinhole camera image size calculation
    • Electrostatics — why explosive fuels are safer in metal cans; dry cell components and role of manganese(IV) oxide
    • Electromagnetism — observation when a switch is closed near a suspended magnet; why attraction is unreliable for testing magnetic polarity
    • Waves — wavelength definition in a longitudinal wave
    • Sound — effect of pressure on speed of sound; echo calculation
    • Optics — concave mirror ray diagram; refractive index and critical angle calculation
    • Electricity — factors affecting heating effect; electromagnetic spectrum identification (P and Q)
    • Optics — refraction from glass to air; calculating angle x
    • Waves — tuning fork on a resonance box; type of wave produced
    • Electrostatics — electric field pattern for an isolated negative charge near a negative plate
    • Optical fibres — advantages over ordinary cables
  • Section B:
    • Electromagnetism — methods of increasing motor speed; electric bell circuit components (soft iron core, armature), working principle, repeated striking, steel armature effect, and low-voltage adjustments
    • Electricity — internal resistance experiment; EMF, lost voltage, external resistance R, and internal resistance calculation; effective resistance of a parallel circuit
    • Additional structured questions on electromagnetic induction, transformers, capacitors, and cathode ray tubes
• Length:

  14 pages
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  PHYSICS

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