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DIPLOMA ENGINEERING - SEMESTER–IV • EXAMINATION – WINTER - 2016
Subject Code: 3341906 Date: 30- 11-2016
Subject Name: Plant Maintenance and Safety
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make Suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Use of programmable & Communication aids are strictly prohibited.
5. Use of only simple calculator is permitted in Mathematics.
6. English version is authentic.
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Q.1 Answer any seven out of ten. 14
1. Define the Term Safety
2. Enlist different Hazards produced in Plant.
3. Define Lubrication.
4. Define the Term Maintenance.
5. Enlist the Causes of Wear.
6. Define the Safety Color Code.
7. Define MAPI Method of Replacement.
8. Describe methods to maintain a Pump.
9. Enlist the Corrosion Preventive methods.
10. Define De-greasing
Q.2 (a) Explain in brief the Factors affecting the Corrosion. 03
OR
(a) Enlist various types of Machine Faults. 03
(b) Give any 4 Differences between Predictive & Preventive Maintenance. 03
OR
(c) Explain Electrical Hazards in brief. 04
OR
(c) Describe salient features of Factory Act 1948 in brief. 04
(d) Define the term Foundation & Erection in brief. 04
OR
(d) Explain Alignment Test of Machine. 04
Q.3 (a) Explain Responsibilities of Maintenance Department in brief. 03
OR
(a) Enlist the types of Lubricants. 03
(b) Define the Repair Cycle. 03
OR
(b) Define the term Retrofitting. 03
(c) Explain Service Life of Machine Tool. 04
OR
(c) Describe the Causes of Fire. 04
(d) Classify the types of Accident. 04
OR
(d) Explain in brief Periodic Inspection. 04
Q.4 (a) Explain Chromium Platting. 03
OR
(a) Enlist the Fire Fighting Methods with brief introduction. 03
(b) Explain the Mechanical Hazards in brief. 04
OR
(b) Describe the Term Grouting. 04
(c) Draw the decision Tree for the fault “Less Pressure in Pressure Cooker” 07
Q.5 (a) List out the reasons for Non working of Arc Welding Machine 04
(b) Explain the Fatal Accident. 04
(c) Explain the Term Overhauling. 03
(d) Define Wear & state its effect on performance of Machine. 03
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