Important questions
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1.work piece and instruments
2.Effort on precision and accuracy
3.Errors in measurement
Unit-2
1.classification on gauge
2.Angular measurement instruments
3.Type of bevel protractor
Unit-3
1.DC and AC lasers
2.consept of CMM and types
3.Machine vision system
Unit-4
1.Method of straightness
2.Thread measurement
3.Surface finish measurement
Unit-5
1.flow measurement
2.Electrical resistance thermometer
3.force, torque, power pneumatic and hydraulic
**Very important questions are bolded and may be asked based on this topic
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*These questions are expected for the exams This may or may not be asked for exams All the best.... from admin Santhosh
Thanks for your love and support guys keep supporting and share let the Engineers know about Us and leave a comment below for better improvements If there is any doubt feel free to ask me I will clear if I can or-else I will say some solutions ..get me through WhatsApp for instant updates ~$tuff$£ctorSYllabuSUNIT I BASICS OF METROLOGY
Introduction to Metrology — Need — Elements — Work piece, Instruments — Persons — Environment — their effect on Precision and Accuracy — Errors — Errors in Measurements — Types — Control — Types of standards.
UNIT II LINEAR AND ANGULAR MEASUREMENTS
Linear Measuring Instruments — Evolution — Types — Classification — Limit gauges — gauge design — terminology — procedure — concepts of interchange ability and selective assembly — Angular measuring instruments — Types — Bevel protractor clinometers angle gauges, spirit levels sine bar — Angle alignment telescope — Autocollimator — Applications.
UNIT III ADVANCES IN METROLOGY
Basic concept of lasers Advantages of lasers — laser Interferometers — types — DC and AC Lasers
interferometer — Applications — Straightness — Alignment. Basic concept of CMM — Types of CMM
— Constructional features — Probes — Accessories — Software — Applications — Basic concepts of Machine Vision System — Element — Applications.
UNIT IV FORM MEASUREMENT
Principles and Methods of straightness — Flatness measurement — Thread measurement, gear
measurement, surface finish measurement, Roundness measurement — Applications.
UNIT V MEASUREMENT OF POWER, FLOW AND TEMPERATURE
Force, torque, power — mechanical , Pneumatic, Hydraulic and Electrical type. Flow measurement:
Venturimeter, Orifice meter, rotameter, pitot tube — Temperature: bimetallic strip, thermocouples, electrical resistance thermometer — Reliability and Calibration — Readability and Reliability.
UNIT I BASICS OF METROLOGY
Introduction to Metrology — Need — Elements — Work piece, Instruments — Persons — Environment — their effect on Precision and Accuracy — Errors — Errors in Measurements — Types — Control — Types of standards.
UNIT II LINEAR AND ANGULAR MEASUREMENTS
Linear Measuring Instruments — Evolution — Types — Classification — Limit gauges — gauge design — terminology — procedure — concepts of interchange ability and selective assembly — Angular measuring instruments — Types — Bevel protractor clinometers angle gauges, spirit levels sine bar — Angle alignment telescope — Autocollimator — Applications.
UNIT III ADVANCES IN METROLOGY
Basic concept of lasers Advantages of lasers — laser Interferometers — types — DC and AC Lasers
interferometer — Applications — Straightness — Alignment. Basic concept of CMM — Types of CMM
— Constructional features — Probes — Accessories — Software — Applications — Basic concepts of Machine Vision System — Element — Applications.
UNIT IV FORM MEASUREMENT
Principles and Methods of straightness — Flatness measurement — Thread measurement, gear
measurement, surface finish measurement, Roundness measurement — Applications.
UNIT V MEASUREMENT OF POWER, FLOW AND TEMPERATURE
Force, torque, power — mechanical , Pneumatic, Hydraulic and Electrical type. Flow measurement:
Venturimeter, Orifice meter, rotameter, pitot tube — Temperature: bimetallic strip, thermocouples, electrical resistance thermometer — Reliability and Calibration — Readability and Reliability.