Electronics Paper 2, May/June 2013  
Questions: 1 2 3 4 5, 6 &7 8 9 10 Main
General Comments
Question 8
  1.  State three differences between a primary cell and a secondary cell.
  1.  List two types of primary cell.
  1.  Name the electrolyte used in a secondary cell.

The expected answers were:

Primary Cell

Secondary Cell


Very expensive

Small in size

Big in size

Has a short life span

Comparatively long life

Cannot be recharged

Is rechargeable




               (b)    Types of Primary cells

  1. Leclanche cell
  2. Daniel cell
  3. Simple voltaic cell

         (c) Sulphuric acid (H2SO4)

          As reported, as many candidates as attempted this recall question responded correctly.

The question was on Power Supply. The question was popular and candidates’ performance was good.

Powered by Sidmach Technologies(Nigeria) Limited .
Copyright © 2015 The West African Examinations Council. All rights reserved.