Summary

• Description:

  The MS Word document comprises Nakuru North Joint Evaluation Physics Paper 2 2025 Mock Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a different document.

  It is a KCSE Physics Paper 2 (232/2) Form Four Nakuru North Joint Evaluation Mock 2025 examination (End Term, Term 2 2025).

  • Duration: 2 Hours
  • Total Marks: 80
  • Number of Questions: 18 (Questions 1–18)
  • Paper Structure: Two sections (A and B). Answer all questions in both sections.
  • Marking Scheme: The marking scheme is in a different document.

  It covers the following topics:

  • Nuclear physics: nuclear equations and alpha-particle emission
  • Waves: displacement–time graphs (amplitude and frequency)
  • Magnetism and electromagnetism: domain theory; Lenz’s law; electromagnetic induction
  • Electrostatics: charge distribution on conductors of different shapes
  • Electronics: reverse biasing a diode; conductivity of metals vs temperature
  • Optics: definition of optics; image formation in a concave mirror; refraction and refractive index; critical angle
  • AC and transformers: role of a soft-iron core; transformer turns ratio
  • Electric power and energy: energy consumed by an electric bulb
  • Radio communication: improved reception at night (ionospheric reflection)
  • Diffraction and interference: Young’s double-slit experiment and fringe changes under different conditions
  • Electric circuits: resistance/current calculations; interpreting V–I graphs (e.m.f and internal resistance)
  • Domestic electricity: 3-pin plug wiring and safety component (device D)
  • X-rays: X-ray tube, shielding material, industrial application, and factors affecting X-ray hardness
  • Photoelectric effect: threshold frequency, determining Planck’s constant and work function, and comparing metals
  • CRO (oscilloscope): determining frequency and peak voltage of an AC signal from a trace
  • Capacitance: equivalent capacitance derivations, capacitor charging, function of series resistor, and energy stored
  • Electroscope discharge: effect of flame/ionisation near a charged electroscope
  • Electric motor: identifying labelled parts and basic motor principle
• File Size:

  723.46 KB
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  PHYSICS
• Posted By:

  Caleb_Peter

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