... (ii) overheating of cables; (iii) damp conditions ac explain the use of fuses and circuit breakers and of fuse ratings ac explain the need for earthing metal cases ... Producing Electrical Energy Different Methods of Converting Energy to Electricity.
|Title||:||Sif Physics Nl Tb 2e|
|Author||:||Loo & Loo|
|Publisher||:||Pearson Education South Asia - 2007|