Introduction


 * Damaged Insulation**


 * Electrical Fire**

Dear Pupils,

Welcome to my wiki! The purpose of this wiki is to facilitate E-learning for Normal Technical Science.

The Lesson Topic for this week's E-learning is __**Practical** **Electricity**__.

At the end of the lesson, you will be able to

1. state the hazards of: (i) damaged insulation (ii) overheating of cables (wires of incorrect ratings) (iii) damp conditions (iv) poor or loose connections

2. state the need for the following: (i) fuses and fuse ratings (ii) earthing metal case (iii) double insulation (iv) circuit breakers

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