F 03000ME376052105 Pages: 2

Reg No.: Name:
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
Sixth Semester B.Tech Degree Regular and Supplementary Examination July 2021

Course Code: ME376
Course Name: MAINTENANCE ENGINEERING

Max. Marks: 100 Duration: 3 Hours
PARTA
Answer any three full questions, each carries 10 marks. Marks
1 ஐ Explain the importance of maintenance activity with an example. (5)
b) Explain how the productivity is related with reliability and maintainability. (5)

2 9) Sketch the block diagram of a system with 5 machines out which 3 are (5)
connected in parallel and the remaining two are connected on either side of the
parallel system. Describe the reliability of the above system.

b) Explain Operational availability of a car. It is always less than inherent (5)

reliability, Why?
3 9) Illustrate Ultrasonic method of measuring thickness. (5)
b) Explain Condition Based Maintenance (CBM) with an example. (5)
4 a) Explain a method of monitoring leakage in an oil pipe. (5)
b) Explain the process flow of Predictive maintenance. (5)
PART ‏تا‎
‎Answer any three full questions, each carries 10 marks.
5 93) Explain the important causes of vibration in an IC engine. (4)
b) Explain the procedure of lubricant monitoring by ferrography. (6)
6 a) Witha neat sketch explain Fault Tree Analysis (FTA). (6)
b) Enumerate the causes of failure of machine elements. (4)
7 ஐ Explain any two methods of troubleshooting machine vibration. (5)
b) Compare FMEA and FMECA. (5)
8 a) Explain the working principle of vibration transducer with a neat sketch. (6)
b) Explain the characteristics of Reliability Centred Maintenance. (4)
PART ட
Answer any four full questions, each carries 10 marks.
9 93) Explain six pillars of Business Centered Maintenance. (6)
b) Enumerate the features of Total Productive Maintenance. (4)

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