Electrical Installation Questions

Explain four reasons for carrying out the polarity test in electrical installation. (4 marks)craft1 electrical June/July 2020

List in correct sequence the equipment at consumer’s intake point. (4 marks)craft1 electrical June/July 2020

State four IEE regulations requirements regarding P.M.E systems. (4 marks)craft1 electrical June/July 2020

State three advantages of MCBs over fuses .craft1 electrical June/July 2020

Explain the effects of each of the following faults in electrical installations: (i) sustained overloading of wiring and equipment, (ii) faulty contacts and connections. (4 marks) craft1 electrical June/July 2020

Outline three tests carried out in electrical machines. (3 marks)craft1 electrical June/July 2020

List four types of D.C motors. (4 marks)craft1 electrical June/July 2020

State three merits of mineral insulated metal sheathed cables.craft1 electrical June/July 2020

State three methods of soldering cable joints.craft1 electrical June/July 2020