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E1219 Pages:2

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
FIFTH SEMESTER B.TECH DEGREE EXAMINATION(S), MAY 2019

Course Code: ME367
Course Name: NON-DESTRUCTIVE TESTING

PARTA
Answer any three full questions, each carries 10 marks.
What are the advantages of NDT over destructive testing?
Clearly mention the areas of applications of NDT?
What are the factors that affect visual testing?
What are the differences between endoscope and boroscope?
What are the different special lighting methods used for visual inspection?
What are the properties of a good developer?
Explain different types of developers and how it is being applied?
Explain the process of liquid penetrant testing.
What are the advantages of LPI?
PART ‏تا‎
‎Answer any three full questions, each carries 10 marks.
Explain permeability, magnetizing force, coercive force, retentivity, residual
magnetism.
What is the principle of MPI?
What are the differences between dry continuous and wet continuous MPI?
What are the advantages of MPI?
With a sketch explain the procedure of through transmission method of ultrasonic
testing?
Explain resonance testing technique.
Explain any two ultrasonic transducers.
What are the characteristics of ultrasonic waves
PART C
Answer any four full questions, each carries 10 marks.

Explain the principle of radiography testing.

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Duration: 3 Hours

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