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i. What is sine bar? Explain the method of measurement of unknown angle.
a. Explain the construction and working principle of Vernier callipers. Also, discuss the classification of
Discuss the methodology of checking flatness of a surface.
Download Previous Year Diploma Paper of Metrology and Instrumentation 3rd Sem/Mech/4653/Feb 2021 Diploma Paper (For Batch 2018 Onwards)
Metrology and Instrumentation 3rd Sem/Mech/4653/Feb 2021 Diploma Paper (For Batch 2018 Onwards)
                SECTION-A
Q2. Attempt any Three questions.                                  5×6=30
i. What is sine bar? Explain the method of measurement of unknown angle.
ii. What are the factors that affect surface finish?
iii. Discuss Systematic and Random errors.
iv. Explain the concept of primary texture and secondary texture.
v. Describe construction and working of slip gauges in detail.
vi. Explain the construction and working of dial indicator with the help of a figure.
vii. Describe the working principle of strain gauge.
viii. Discuss the methodology of checking flatness of a surface.
                   SECTION-C
Q3. Attempt any one question.                            1×10=10
a. Explain the construction and working principle of Vernier callipers. Also, discuss the classification of
Vernier callipers.
b. Explain construction and working of Tomilson surface meter.
c. Explain construction and working of Tool maker\’s microscope. List its uses also.
d. Explain the 3-wire method of measurement of pitch diameter.
Metrology and Instrumentation 3rd Sem/Mech/4653/Feb 2021 Diploma Paper
Get StartedSection A:-Metrology and Instrumentation 3rd Sem/Mech/4653/Feb 2021 Diploma Paper
What is sine bar? Explain the method of measurement of unknown angle.Sine bar and method of measurement of unknown angle.
Factors that affect surface finish.
Systematic and Random errors.
Concept of primary texture and secondary texture.
Construction and working of slip gauges in detail.
Construction and working of dial indicator with the help of a figure.
Working principle of strain gauge.
Methodology of checking flatness of a surface.
Metrology and Instrumentation 3rd Sem/Mech/4653/Feb 2021 Diploma Paper Click Here
Metrology and Instrumentation 3rd Sem/Mech/4653/Feb 2021 Diploma Paper
Get Started https://www.youtube.com/watch?v=UHX6f8TIvX8https://www.youtube.com/watch?v=M_RR6LVICp0https://www.youtube.com/watch?v=mV41CMWonN4https://www.youtube.com/watch?v=s0LVPE0Q3LE&list=PLA9Q9SDZ781WXNAWit379A4CRLMvjGiUw&index=14&t=0sSection c :-Metrology and Instrumentation 3rd Sem/Mech/4653/Feb 2021 Diploma Paper
Explain the construction and working principle of Vernier callipers. Also, discuss the classification of Vernier callipersConstruction and working principle of Vernier callipers.Â
Classification of
Vernier callipers.
Construction and working of Tomilson surface meter.
Construction and working of Tool maker’s microscope.Â
3-wire method of measurement of pitch diameter.