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Metallurgical Testing and Inspection MCQ Questions and Answers | Metallurgical Engineering

Enhance your knowledge of Metallurgical Testing and Inspection with this comprehensive collection of MCQ questions and answers. These MCQ questions and answers in Metallurgical Testing and Inspection are specifically designed for students of Metallurgical Engineering who are preparing for the GATE Exam. Strengthen your preparation and excel in your studies with this valuable resource. Page-9 section-1

Each section contains 100 MCQs on Metallurgical Testing and Inspection .
81
Which of the following are considered applications of ultrasonic testing?
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Answer & Solution
Answer: Option B
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82
Necking occurs in material at
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Answer: Option D
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83
Match the examination/inspection technique(s) in the following cases:
P. Internal crack developed in a component due to faulty metal flow conditions during its forging. 1. X-ray diffraction
Q. Segregation in steel casting. 2. Dye penetrant test
R. Hydride formation in a Tia Boy component due to its exposure to H2 at high temperature. 3. Sulphur printing
S. Surface cracks formed on a car body during its manufacture. 4. Radiography
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Answer: Option A
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84
When a longitudinal wave sound beam passes through an acoustic interface at some angle other than zero degrees
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Answer: Option C
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85
Hydrogen embrittled steels samples can exhibit
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Answer: Option D
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86
The ductile to brittle transition temperature of decreases by the addition of
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Answer: Option D
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87
The resolution of an optical microscope is of the order of
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Answer: Option B
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88
How is the wavelength of scattered radiation compared to the primary beam?
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Answer: Option A
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89
A 150 mm long cylinderical rod having a diameter of 100 mm contains six microvoids which are situated at radial distances of 5 mm, 8 mm, 12 mm. 20 mm, 30 mm, 36 mm respectively, on a given r-z plane. Along the length (z-direction) of the rod, the voids are spaced uniformly. The specimen is to be tested by an ultrasonic cylinderical probe, 7.5 mm in diameter: The maximum number of flows, that can be detected in a single measurement by placing the probe at one end of the rod (flat surface) is
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Answer: Option A
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90
Pyramid type diamond indenter is used in
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Answer: Option C
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