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 PracticalElectricity.
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
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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