ELECTRICAL MAINTENANCE AND REPAIRS Questions

Electrical and Electronic Engineering - EEE

Semester: Second Semester

Level: 300

Year: 2018

THE UNIVERSITY OF BAMENDA

COLLEGE OF TECHNOLOGY

SECOND SEMESTER EXAMS

DEPARTMENT: ELECTRICAL AND POWER ENGINEERING

Course: Electrical Maintenance and Repairs

Duration: lhrs30mins

Instruction: No documents authorized

Exercise 1 (8Pts)

Differentiate between maintenance and repairs

State THREE reasons why we practice preventive maintenance

Name the fundamental ways in which faults occur in an electrical installation.

State when it is authorized to carry out verification test on an electrical installation when it is live

or powered.

Exercise 2 (6Pts)

1. Give three key safety rules in the case of fire or hazards

2. Give 5 tools for electrical repairs

3. With the help of symbols, show how the voltage across a live socket can be measured

4. Name any three testing devices used in electrical maintenance

5. Give the three major properties of an electrical wire.

Exercise 3 (6Pts) ELECTRIC SHOCK

1. Define the term electric shock

2. List and define the two different classes of electric shock

3. What are the protective devices used to protect against indirect shock

Good luck

AWEH K. BLESS

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