Maharashtra State Board of Technical Education 2009 Diploma Fabrication Engineering of Metrology & Quality inspection - Question Paper

Sample ques. Paper
Course Name : Fabrication Technology & Erection Engineering
Course Code : FE
Semester : Sixth
Subject : Metrology & Quality Inspection
Marks : 80 Time: three Hr.
Instructions:
1. All ques. are compulsory
2. Illustrate your answers with neat sketches wherever necessary
3. Figures to the right indicate full marks
4. presume suitable data if necessary
5. Preferably, write the answers in sequential order
Q.1 Attempt any FOUR. four x four = 16 Marks
a) discuss the concept of interchangeability as applied to mass production system.
b) elaborate the advantages and disadvantages of mechanical comparator?
c) What is the concept of leak test? Specify the units of leak rate.
d) State the codes for pipes and pressure vessels as per DIN and IBR codes.
e) discuss quality of design & quality of conformance with respect to quality
control.
f) State the duties of inspector in manufacturing industry.
Q.2 Attempt any TWO. two x six = 12 Marks
a) What do you understand by Fit? elaborate kinds of Fits? Draw neat sketches stating
the practical examples of every.
OR
Illustrate with suitable examples of the various kinds of Fits used in industrial
practices.
b) How gamma –ray radiography differ from x-ray radiography?
c) Write a note on longitudinal bend test with neat sketch.
9236
Q.3 Attempt any TWO. two x six = 12 Marks
a) elaborate the essentials of a good comparator? elaborate various kinds of
comparators?
b) What is ultrasonic inspection? define the principle of operation with neat diagram.
c) State the various kinds of ETCH test & discuss concept of every ETCH test.
Q.4 Attempt any TWO. two x eight = 16 Marks
a) elaborate ASME and ASTM codes? State these codes for pressure vessels and pipes.
b) define x-ray radiography procedure with advantages, disadvantages and
applications.
c) define the procedure of "Fluorescent -penetration Inspection" for both ferrous and
non-ferrous welded jobs.
Q.5 Attempt any TWO. two x six = 12 Marks
a) What is the principle of Eddy current testing? discuss with the help of a neat sketch.
b) What is impact testing? and define procedures of impact test.
c) What is purpose of Bend test? State various kinds of bend test. Which Weld
properties are obtained out by bend test?
Q.6 Attempt any THREE. three x four = 12 Marks
a) describe total quality management (TQM). State how it can be ensured.
b) What is inspection? Classify it based on location and define every.
c) Compare the line standards with end standards with 1 example every.
d) Which info should be reported as a longitudinal tensile test and outcome of
tensile test in case of all weld metal?

Earning:   Approval pending.