This download link is referred from the post: JNTUA M.Tech 3rd Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)
FirstRanker.com
Code: 9D17106
M.Tech I Semester Supplementary Examinations August 2016
--- Content provided by FirstRanker.com ---
MAINTENANCE & RELIABILITY ENGINEERING
(Refrigeration & Air Conditioning)
(For students admitted in 2012, 2013, 2014 & 2015 only)
Time: 3 hours Max. Marks: 60
Answer any FIVE questions
--- Content provided by FirstRanker.com ---
All questions carry equal marks
- (a) Define probability. Explain various types of probabilities.
(b) Write a note on Poisson distribution. - (a) Explain in brief any two types of hazard models.
(b) Sketch and explain bath tub curve. - (a) Derive an expression for reliability of a system for series configuration & parallel configuration.
(b) A system has 10 identical components in series. If the system reliability is 0.95, find reliability of each component. - (a) Define the following term with mathematical equation.
(i) MTBF.
(ii) MTTF.--- Content provided by FirstRanker.com ---
(iii) MTTR.
(iv) Maintainability.
(b) Differentiate between availability and maintainability with the help of Markov graph. - (a) Define failure. Explain in brief different modes of failures.
(b) Define: (i) Failure density (fg).--- Content provided by FirstRanker.com ---
(ii) Failure rate (z).
(iii) Mean failure rate(h).
(iv) Mean time to failure (MTTF). - (a) Differentiate between X-rays and gamma rays. Mention the applications of the same.
(b) Explain with neat sketch, production of X-ray. - (a) List out different types of maintenance and explain any two in brief.
(b) What is meant by condition monitoring? Explain in brief any two types of condition monitoring. - (a) Mention different reasons for wear monitoring. Explain any two methods of wear monitoring in brief.
(b) Explain in brief spectroscopic oil analysis.
--- Content provided by FirstRanker.com ---
--- Content provided by FirstRanker.com ---
FirstRanker.com
--- Content provided by FirstRanker.com ---
This download link is referred from the post: JNTUA M.Tech 3rd Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)
--- Content provided by FirstRanker.com ---