Fault Finding and Protective Devices N4 December Past Papers and Memos

1. Q1 1.1 A fault-finder is concerned with corrective maintenance. What should a fault- 17 marks
2. Q2 2.1 Explain the operation of a voltage tester. (5) 20 marks
3. Q3 3.1 Name THREE different hardware aids in fault finding and give an example of 23 marks
4. Q5 5.1 Draw a single-phase full-wave rectifier with a centre-tap transformer. (5) 15 marks

Instructions to candidates

1. Answer all the questions.
2. Read all the questions carefully.
3. Number the answers according to the numbering system used in this question paper.
4. Start each question on a new page.
5. Use only a black or blue pen.
6. Write neatly and legibly. (8080104) -3-