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Chapter 20 VIBRATION MEASUREMENT MCQs

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1. . Vibration is also known as ___________.





2. . Machines are always trying to tell us how they feel, but they speak their own language. The language of machine is ___________.





3. . The back-and-forth movement of machines or machine components is ___________.





4. . The instruments which are used to measure the ___________ of a vibrating body are called vibration measuring instruments.





5. . Which of the following systems produce a vibration in the foundation?





6. . Which of the following is not the cause of machine vibration?





7. . What does the accelerometer measure?





8. . Which of the following devices can be used for measurement of frequency?





9. . From the following, which one is a type of vibration measuring instrument?





10. . The vibration in a vehicle is normally expressed in the terms of the ____________.





11. . From the following, which one is also known as low frequency transducer?





12. . Which instrument is used to record building vibrations or vibrations of huge structures like railway bridges?





13. . In vibrometer, the relative motion between the mass and vibrating body is converted into proportional ________.





14. . A seismometer is a device used to measure the ___________ of a vibrating body.





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