Summary

• Description:

  The PDF document comprises Catholic Diocese of Kakamega Evaluation Test Physics Paper 2 2026 Pre-Mock Exam with Marking Scheme. The marking scheme is in a different document.

  It was a KCSE Physics Paper 2 examination.

  Covering electricity, magnetism, geometric optics, wave phenomena, and modern physics, this paper evaluates analytical and graphical competence for Form Four candidates preparing for national examinations.

  • Month Administered: July/August 2026
  • Duration: 2 Hours
  • Total Marks: 80
  • Number of Questions: 18 (Questions 1 - 18)
  • Structure: Section A (25 marks, questions 1-13 compulsory), Section B (55 marks, questions 14-18 compulsory)

  It covers the following topics:

  • Section A:
    • Rectilinear propagation: pinhole camera ray tracing
    • Electrostatics: charge accumulation in fuel transport containers
    • Heating effect of an electric current and electrical energy calculations
    • Waves and sound: echo reflection and speed of sound determination
    • Magnetism: magnetic field patterns of parallel conductors and electromagnets
    • Current electricity: parallel resistor derivations and primary cell polarization
    • Electromagnetic spectrum: radiation types, detectors, and uses
    • Refraction: critical angles in triangular prisms
    • Electronics: forward-biased p-n junction diodes
    • Radioactivity: half-life calculations of radon decay
  • Section B:
    • Wave motion: progressive waves, slinky spring displacement graphs, Young's double-slit interference, and refraction in ripple tanks
    • Capacitance: factors affecting capacitance of parallel plates and series-parallel circuit computations
    • Electromagnetic induction: Lenz's law, transformer turns ratios, and moving-coil microphones
    • Geometric optics: concave dental mirrors, convex lens ray diagrams, lens formula calculations, and human eye defect corrections
    • Photoelectric effect: electroscope discharging, burglar alarm photocell circuits, and graphical determination of Planck's constant
    • X-rays: modern X-ray tube components, tungsten target properties, and filament current control
• File Size:

  5.50 MB
• Length:

  14 pages
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  Physics
• Posted By:

  Caleb_Peter

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