Q. Which among the following is the last step in magnetic particle test method?

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Q. Which of the following statements is/are true for the ultrasonic test?

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Q. Which test can be performed without skilled labour?

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Q. What is nondestructive test?

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Q. What is a destructive test?

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Q. An ultrasonic pulse velocity test is an _____________

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Q. In ultrasonic pulse velocity test, the strength and quality of concrete or rock is assessed by measuring the ___ of an ultrasonic pulse.

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Q. Higher velocities indicate __________

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Q. Slower velocities may indicate ___________

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Q. Mechanical pulse having an oscillation frequency in range of `_____________

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Q. The number of cylces per second is the definition of ____________

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Q. A discontinuity that occurs during the casting of molten metal which may be caused by the splashing, surging, interrupted pouring is ___________

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Q. When the motion of the particles of a medium are at right angles to the direction of wave motion, the wave being transmitted is called a ___________

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Q. A second name for compression wave is __________

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Q. The interference field near the face of a transducer is often referred to as the ______________

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