B.TECH - Semester 5 non destructive testing Question Paper 2021 (mar)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- (a) Explain the working principle and types of visual inspection (VI) technique with suitable sketch.
- (b) What are the various types of developers in liquid penetrant test (LPT) and discuss their characteristics.
- (a) List and explain the various mechanical and optical aids used in visual inspection techniques with neat sketch.
- (b) Compare and contrast the principles, characteristics detected, advantages, limitations and applications of VI and LPT.
- (a) Illustrate the components of X-ray generator with suitable sketch.
- (b) List and explain the stages of film processing and development with flow diagram.
- (a) Discuss about four important guidelines associated with Radiation safety. 10
- (b) Describe the following :
- (i) radiographic imaging techniques and (ii) sensitivity in radiography testing.
- (a) Describe the principle of ultrasonic testing with suitable block diagram and give its application areas.
- (b) Explain with neat sketch about the data presentation methods in Ultrasonic test of NDT.
- (a) Discuss the advantages and applications of Magnetic particle inspection process.
- (b) Explain the following :
- (i) Residual Magnetization (ii) Properties of magnetic particle used for testing.
- (a) Illustrate the procedure of detection of surface cracks or discontinuities of materials by Eddy current method.
- (b) Explain the following :
- (i) Hysteresis-loop tests and (ii) Comparator bridge tests. OR 10
- (a) List and explain in detail about the laws of thermal imaging in Thermography test.
- (b) Illustrate with neat sketch about the arrangement of Acoustic emission testing setup.