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METROLOGY & INSTRUMENTATION
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3341905
Code: 3341905
Credits: 8
Semester 4
Mechatronics
Metrology & Instrumentation
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Metrology & Instrumentation Syllabus — Unit-wise Content
The official GTU curriculum for Metrology & Instrumentation (subject code 3341905) as prescribed for Mechatronics · Semester 4 divides the course into 7 units, covering 44 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3341905)Unit 1 Linear and angular measurement
- 1.1. Inspection, quality and quality control-definitions and differences.
- 1.2. Define accuracy, precision and error.
- 1.3. Principle of vernier scale and least count.
- 1.4. Surface plates-types, important features, standards/important sizes, applications and precautions in use.
- 1.5. Types, constructional sketch, major parts and their functions, least count , measuring methods and measurement illustration (for e.g. 12.48mm)of: i. Vernier caliper. ii. Micrometer. iii. Telescopic gauge. iv. Height gauge. v. Depth gauge.
- 1.6. Slip gauge-types, applications, and wringing method. 1e.Select suitable angular measurement instrument
- 1.7. Sketch, major parts and their functions, least count , measuring methods and measurement illustration of: i. Bevel Protector. ii. Sine bar. iii. Angle gauges. iv. Angle Dekkor. v. Spirit level. vi. Clinometers. vii. Auto collimator.
- 1.8. Calibration – concept and need.
Unit 2 Unit II
- 2.1. Dial indicators/gauge-types, constructional sketch and applications. Metrology & Instrumentation Course code: 3341905 GTU/NITTTR/Bhopal/13-14 Gujarat State 3 Unit Major Learning Outcomes (in cognitive domain) Topics and Sub-topics Measurement of geometrical tolerances 2b.Select the measuring method and describe the measurement procedure for geometrical tolerance of given part/assembly.
- 2.2. Definition, symbol and measuring methods of: i. Straightness. ii. Flatness. iii. Squareness. iv. Parallism. v. Perpendicularity. vi. Roundness. vii. Concentricity. viii. Cylindricity. ix. Run out and ovality.
Unit 3 Measurement of surface roughness
- 3.1. Terminology used in connection with surface finish.
- 3.2. Comparison methods to inspect surface finish-concept and applications.
- 3.3. Direct instrument measurement methods-types and concepts.
- 3.4. Construction, working and applications of Talysurf surface roughness tester and Tomlinson tester.
- 3.5. Centre line average and Root Mean Square systems of surface texture evaluation-terminology used, concept, equations and numerical examples.
- 3.6. Indication of various surface roughness characteristics with surface roughness symbols-interpretation.
Unit 4 Gear and thread measurement
- 4.1. Types of gears.
- 4.2. Forms of gear teeth-types and concept.
- 4.3. Gear tooth Terminology.
- 4.4. Sketch, major parts and their functions, least count, measuring methods and measurement illustration of gear tooth vernier.
- 4.5. Derivation and numerical example to measure gear tooth thickness using: i Gear tooth vernier. ii Constant chord method. iii Base tangent method.
- 4.6. Gear tooth profile measurement. Metrology & Instrumentation Course code: 3341905 GTU/NITTTR/Bhopal/13-14 Gujarat State 4 Unit Major Learning Outcomes (in cognitive domain) Topics and Sub-topics
- 4.7. Threads-classification, elements, specifications and forms.
- 4.8. Measurement of major and minor diameters.
- 4.9. Three and two wire method of measuring effective diameter of external thread-concept, terminology used, best wire size, derivation of equation and numerical example.
- 4.10. Thread micrometer-sketch, method to use and determination of dimension.
- 4.11. Pitch measurement methods.
Unit 5 Limit gauges, Transducers and sensors
- 5.1. Limit gauges-classification, sketch and applications.
- 5.2. Comparators-concept, types and applications.
- 5.3. Instrumentation-introduction, performance characteristics.
- 5.4. Static characteristics of instruments.
- 5.5. Transducers-concept, classifications, physical quantities which can be measured, advantages and disadvantages.
- 5.6. Electrical transducers-types, working principles and applications. i Linear Variable Differential Transformer (LVDT) type pressure gauge. ii Resistance type. iii Capacitance type. iv Inductance type (LVDT). v Piezo-electric.
- 5.7. Sensors- classification and applications.
Unit 6 Non destructive testing
- 6.1. Non destructive testing (NDT) - concept, need and advantages.
- 6.2. NDT- important methods, working with sketch and applications. Metrology & Instrumentation Course code: 3341905 GTU/NITTTR/Bhopal/13-14 Gujarat State 5 Unit Major Learning Outcomes (in cognitive domain) Topics and Sub-topics
Unit 7 Temperature, pressure and flow measurement
- 7.2. Classification, working principle, construction, working, advantages, limitations and applications of temperature measuring devices: i. Mercury in glass thermometer. ii. Bimetallic thermometer. iii. Resistance thermometer. iv. Thermister. v. Thermocouple. vi. Radiation pyrometers. vii. Optical pyrometers. 7b.Select and describe the method for using appropriate pressure and flow measuring device to measure pressure/flow.
- 7.3. Pressure measurement scales.
- 7.4. Types and applications of manometers (only list and applications).
- 7.5. Working principle, construction, working, advantages, limitations and applications of pressure measuring devices: i. Bellows type pressure gauge. ii. Diaphragm type pressure gauge. iii. Bourdon tube pressure gauge. iv. Dead weight piston gauge.
- 7.6. Concept of transducer based pressure measuring devices- resistance type, capacitance type and inductance type.
- 7.7. Classification of flow measuring devices.
- 7.8. Working principle, construction, working, advantages, limitations and applications of volumetric flow measuring devices: i. Bellows type. ii. Rotating impeller. iii. Rotating lobs. iv. Nutating Disc. v. Reciprocating piston. vi. Obstruction.
- 7.9. Working principle, construction, working, advantages, limitations and applications of velocity measuring Metrology & Instrumentation Course code: 3341905 GTU/NITTTR/Bhopal/13-14 Gujarat State 6 Unit Major Learning Outcomes (in cognitive domain) Topics and Sub-topics devices: i. Pitot tube. ii. Orifice meter. iii. Rota meter.
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