Exam2026Proposed solution included

EEC 306 ELECTRICAL MAINTENANCE AND REPAIRS Exam 2026

EEC 306: Second Semester Examination, 2025/2026, University of Buea, College of Technology, 08/07/2026, Venue Pedagob 5: five equal-mark questions covering the concepts of MTTF and MTBF and definitions of reliability, maintainability, downtime and logistic time; the meaning of maintenance backlog and circumstances responsible for it; three components of motor control units, power factor control panels, electrical distribution panels and generator panels and their functions; the organisation and functions of a maintenance department; and test-and-repair procedures for a failed DC water pump, a humming three-phase cage rotor motor that will not rotate, a residential blackout, and a three-phase alternator running at rated speed but not generating voltage.

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University of Buea

College of Technology - COT

Electrical / Renewable - EET/REN

EEC3062026

ELECTRICAL MAINTENANCE AND REPAIRS

Exam · Second Semester · Level 300

From this paper

1.
Explain the concept of MTTF and MTBF and define the following: (a) Reliability, (b) Maintainability, (c) Downtime, (d) Logistic time. (5mks)
2.
The amount of backlog within a maintenance unit plays an important role in the effectiveness of maintenance management. (a) What is backlog? (b) State the circumstances responsible for backlog. (5mks)