Question Paper Code : 50199
B.E./B.Tech. DEGREE EXAMINATIONS, APRIL/MAY 2024.
Second Semester
Electrical and Electronics Engineering
BE 3255 — BASIC CIVIL AND MECHANICAL ENGINEERING
(Common to : Electronics and Instrumentation Engineering/Environmental Engineering/Instrumentation and Control Engineering)
(Regulations 2021)
Answer ALL questions.
PART A — (10 × 2 = 20 marks)
- 1.
Define the term 'Carpet Area'.
- 2.
Tell the different sub disciplines in Mechanical Engineering.
- 3.
Classify the surveying based on the nature of field.
- 4.
Mention the uses of timber in the Construction Industry.
- 5.
Write short notes on 'Green Building'.
- 6.
Tell few types of Dams.
- 7.
Mention the different types of Reciprocating Pumps.
- 8.
Tell any two personal protective equipments used in the Industries.
- 9.
Define 'Vapour Absorption System'.
- 10.
Mention the kind of air used in refrigerator.
PART B — (5 × 13 = 65 marks)
- 11.(a)
Explain the roles of Structural and Geotechnical Engineering.
- Or
- (b)
Explain the aspects of Thermal Engineering.
- 12.(a)
Distinguish between clay bricks and fly ash bricks and write the process of manufacturing for each.
- Or
- (b)
Identify any two acoustical insulating materials and explain the composition and application of the same.
- 13.(a)
Explain any three types of bonds in brick work with a neat sketches.
- Or
- (b)
Enlighten the requirements of a good roofing as well as good flooring.
- 14.(a)
Explain the safety rules to be monitored in a work place in an Industry.
- Or
- (b)
Distinguish between boiler and turbine, based on concept and construction.
- 15.(a)
Explain the working principles of Split type Air conditioner with a neat sketch.
- Or
- (b)
Illustrate the psychometric processes involved in Air conditioning.
PART C — (1 × 15 = 15 marks)
- 16.(a)
Suggest the choice of various modern materials for a proposed interior work for a textile show room and explain the applications of the same.
- Or
- (b)
Enlighten the role of mechanical Engineering in a Industry.