Q. Which of the following causes acoustic emission in machineries?

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Q. Acoustic emission signals will be of the form ______________

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Q. By placing sensor nearer to AE, SNR _____________

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Q. PVDF inultrasonic scanning technique can be used at temperature _________________

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Q. Thickness of PVDF film will be_______________

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Q. Copolymer of PVDF has lower temperature capacity than PVDF.

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Q. PVDF is _______________ material.

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Q. SNR is signal to noise ratio.

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Q. Which of the following is used as a display device to produce a permanent record of data?

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Q. Resting potential has a magnitude of_____________

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Q. Which of the following represents action potential?

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Q. Signals generated by body signal is known as _______________

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Q. Resting potential is always negative.

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Q. Which of the following shows resting potential?

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Q. Which of the following represents re polarisation in action potential wave?

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Q. Process of changing resting potential to action potential is known as _______________

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Q. Action potential is varying over the cell.

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Q. Which of the following have higher action potential propagation rate?

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Q. CT stands for _____________

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Q. Who invented Tomography?

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