15MC31T: Elements of Mechanical Engineering Mechatronics 3rd Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Elements of Mechanical Engineering detail DTE Kar Diploma syllabus for Mechatronics Engineering (MC), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15MC31T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other mechatronics 3rd sem syllabus for diploma c15 scheme dte karnataka you can visit Mechatronics 3rd Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for elements of mechanical engineering is as follows.

Pre-requisites:

Knowledge of Mathematics and Applied Science

Course Objectives:

Understand the kinematics of Mechanisms, Power Transmission Systems, Strength Analysis of materials, Basic and Applied Thermodynamics.

Course Outcomes:

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Unit-I Kinematic Mechanisms

Kinematic link, kinematic pair, kinematic chain, Structure, machine, mechanism, their differences , inversion of mechanism, inversions of four bar chain, single slider crank chain and its inversion, double slider crank chain and its inversion.

Unit-II Power Transmission System

Classification of power transmission system, power transmission by open belt drive and closed belt drive, velocity ratio and simple problems on velocity ratio, creep and slip in belt drive, power transmission by rope, chain and gear drives, types of gears: spur gear, bevel gear ,helical gear and rack and pinion, simple and compound gear trains.

Unit-III Simple Stresses and strain

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Unit-IV Bending of Beams

Types of Load-Concentrated Load, Uniformly Distributed and Uniformly Varying Load. Shear Force, bending , sign conventions, SF and BM diagram for simply supported and cantilever beam for Concentrated Load, Uniformly Distributed and Uniformly Varying Load, simple problems on these

Unit-V Thermodynamic Cycles

Laws of thermodynamics – first, second and zeroth law, perfect gas, gas laws, general gas equation, specific heats, thermodynamic processes – constant volume process, constant pressure process, isothermal process, adiabatic process, polytropic process, carnot cycle, otto cycle and diesel cycle (efficiency equation without derivation). Simple problems on efficiency of carnot and otto cycle 12 Hours

Unit-VI Applied Thermodynamics

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Reference Books:

1. Theory of Machines by, R.S.Khurmi, S Chand and company
2. Strength of materials by, R.S.Khurmi, S .Chand and company
3. Thermal engineering by R.S.Khurmi, S .Chand and company
4. Theory of Machines by S.S Rathan, Tata MacGraw hill publications, New Delhi.

e-Reference:

1. http://freevideolectures.com/Course/2359/Kinematics-of-Machines#
2. http://www.learnerstv.com/video/Free-video-Lecture-2304-Engineering.htm#
3. https://en.wikipedia.org/?title=Kinematics
4. http://www.ignou.ac.in/upload/Unit-3-56.pdf
5. http: //web.aeromech.usyd.edu.au/AMME23Q1/Documents/ChapterQ2.pdf
6. https://www.youtube.com/watch?v=Hd8w_7s_78A
7. http://bendingmomentdiagram.com/tutorials/calculation-shear-force/#
8. http://www.tutorvista.com/content/physics/physics-iii/heat-and-thermodynamics/thermodynamic-processes.php
9. http://www.tezu.ernet.in/sae/Download/Icengine.pdf
10. http://freevideolectures.com/Course/2372/Refrigeration-and-Air-Conditioning/1
11. http://www.iitg.ernet.in/scifac/qip/public_html/cd_cell/chapters/uk_saha_internal_combustion_engine/qip-ice-02-basic%20cycles.pdf

Student Activity

1. Take a photo of a actual kinematic mechanism, prepare, explain and submit a report of 2 to 3 pages in handwritten form
2. Go to nearest vehicle garage/service station, get a used/replaced transmission element , prepare drawing of it, explain and submit a report of 2 to 3 pages in handwritten form
3. Take a photo of a actual Structural member/building/mechanism subjected to tensile or Compression or Bending or combined loads , prepare, explain and submit a report of 2 to 3 pages in handwritten form
4. Take a photo of a engine used in any automobile, prepare, explain and submit a report of 2 to 3 pages in handwritten form

Note:

1. Group of max four students should do any one of the above activity or any other similar activity related to the course COs and get it approved from concerned Teacher and HOD.
2. No group should have activity repeated or similar
3. Teacher should ensure activities by group must cover all Cos

Model Question Paper:

(CIE)

1. Explain bulk modulus, modulus of rigidity and young’s modulus

OR
Explain tensile and shear stress

2. A steel wire 2m long and 3mm in diameter is extended by 0.75mm when a weight W is suspended from the wire. If the same weight is suspended from a brass wire 2.5m long and 2mm diameter, it is elongated by 4.64mm. determing the modulus of elasticity of brass if the tough steel is 2x105kN/mm2.

OR
A rod of cross sectional area 15mmx15mm and 1m long is subjected to a compressive load of 22.5kN. calculate the stress and decrease in length if E=200GN/ mm

3. A simply supported beam of length 8m carries a UDL of 10KN/m for a distance of 6m from left support as shown in fig. Draw BM and SF diagram

OR
A cantilever of length 2.5mt carries a UDL of 2KN/mt for a length of 2mt from free end and a point load of 2KN at the free end as shown fig draw SF and BM diagram.

4. A cantilever beam of length 3mt is subjected to a point load as shown in

Follow the diagrams from pdf.

Model Question Paper:

PART-A

Answer any six questions. 5X6=30 marks

1. Define kinematic link and kinematic pairs with examples
2. Explain working of scotch yoke mechanism
3. List advantages and disadvantages of V belt drive over flat belt drive
4. Explain the concept of creep in belt drive
5. Explain bulk modulus, modulus of rigidity and young’s modulus
6. Explain sign convention in BM and SF in beams
7. Define system, boundary and surrounding
8. Explain constant volume process with pv diagram and write equation for workdone, change in internal energy and heat supplied
9. Explain ton of refrigeration and COP of refrigeration

PART- B

Answer any seven full questions. 10X7=70M

1. Explain with neat sketch of crank and slotted lever quick return motion mechanism with its application.
2. Explain quadric cycle chain 6m 4m
1. In a open belt drive system, the diameter of the driving pulley is 200mm and of the driven pulley is 100mm. If the driving pulley is rotating at a speed of 300rpm, determine the speed of the driven pulley and velocity ratio 6m
2. Explain with sketch simple and compound gear trains with applications 4m
1. Explain tensile and compressive stress 4m
2. A steel wire 2m long and 3mm in diameter is extended by 0.75mm when a weight W is suspended from the wire. If the same weight is suspended from a brass wire, 2.5m long and 2mm diameter, it is elongated by 4.64mm. determing the modulus

of elasticity of brass if the tough steel is 2x105kN/mm2

1. Explain Hooks law with stress strain diagram for ductile 6m 4m
2. A steel bar is 900mm long, its two ends are 40mm and 30mm in diameter and length of each rod is 200mm. The middle portion of the bar is 15mm in diameter and 500 mm long. If the bar is subjected to a axial load of 15kN, find its extension 6 m
1. A cantilever of length 2.5mt carries a UDL of 2KN/mt for a length of 2mt from free end and a point load of 2KN at the free end as shown fig draw SF and BM diagram. 6m
2. Explain bending equation 4m
1. A simply supported beam of length 8m carries the UDL at two point loads as shown in the fig. Draw SF and BM diagram 6m
2. Explain the concept of Neutral axis 4m
1. A carnot cycle operates between the temperatures 250 deg c and 30 deg c What is the efficiency of the engine 5m
2. Explain otto cycle with pv diagram and write equation for efficiency 5m
1. Find the efficiency of an otto engine with compression ratio of 6.25 and adiabatic index 1.41
2. Explain diesel cycle with pv diagram and write equation for efficiency 5m 5m
1. With a neat sketch explain working of summer air conditioning
2. With a neat sketch explain working of 4 stroke diesel engine 5m 5m
1. with a neat sketch explain working of vapour compression refrigeration system
2. Explain ton of refrigeration and COP of refrigeration 6m 4m

For detail syllabus of all other subjects of BE Mechatronics, C15 scheme do visit Mechatronics 3rd Sem syllabus for C15 scheme.

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