Summary

• Description:

  The MS Word document comprises CEKENAS Electricity Paper 2 2026 Pre-Mock Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a different document.

  It was a CEKENAS Form 4 Electricity Paper 2 practical evaluation testing hands-on technical skills in semiconductor circuits, sheet metal fabrication, Zener diode characteristics, RC timer/prefabricated circuits, and PVC conduit electrical installation. Ideal for KCSE candidates looking to master practical skills, available for PDF download with marking scheme support.

  • Month Administered: March/April 2026
  • Duration: 2½ Hours
  • Total Marks: 100 Marks
  • Number of Questions: 5 (Exercises 1–5)
  • Structure: 5 practical stations/exercises worth 20 marks each; 30 minutes allocated per station.

  It covers the following topics:

  • Practical Stations
    • Exercise 1: Diode forward characteristics circuit connection, voltage measurements across D1 and D2 against current, graph plotting, and circuit applications
    • Exercise 2: Sheet metal benchwork and fabrication (Making a sheet metal bracket with four soldered joints)
    • Exercise 3: Zener diode reverse breakdown characteristics, circuit setup, current-voltage measurements, graph plotting, and Zener voltage determination
    • Exercise 4: Prefabricated timer and logic circuit testing, SPST and SPDT switch operations, LED timing observations, voltage-time graphing, and schematic diagram drawing
    • Exercise 5: Domestic PVC conduit electrical installation (Installing a lighting final circuit with a lamp controlled by a single switch)
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  ELECTRICITY
• Posted By:

  Caleb_Peter

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