SONAR stands for _________

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Question:
SONAR stands for _________

1.Sound navigation and ranging

2.Sound number approximation and ranging

3. Sound nullifying ranging

4.None of the mentioned

Posted Date:-2022-05-01 07:04:46

More MCQS Questions and answers

  1. AFM stands for ______
  2. Chemiresistor sensors are used for test gases in _______
  3. Direction of acoustic wave in QCM will be _______
  4. Magnetostriction transmitter uses _______
  5. Phenomenon of producing sound under mechanical stress is called______
  6. Photo ionization and flame ionization technique are most favoured in detection of ______
  7. Plastics optical cables can be used for ______
  8. QCM stands for __________
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  11. Acoustic wave in QCM meets minimum impedance when thickness of device is ______
  12. All elements of sonar are driven electrically.
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  16. Cladding in glass fibre have high refractive index than the core.
  17. Energy of emitted radiation from a body increases with ________
  18. Epoxy material in fibre optics is intended for ______
  19. Fluoride glass is used with ______
  20. General spectral range for silica glass is _______
  21. Glass electrode is an ion selective electrode.
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  23. IR sensors are used in detection of _______
  24. IR thermograph is also known as________
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  26. ISE stands for _________
  27. Loss associated with plastic fibre is less than glass fibres.
  28. Magnetic bio sensor is wide used for _______
  29. Mass sensors are a combination of SAW.
  30. Mosaic regarding sonar is _____
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  32. OTDR stands for __________
  33. Piezo electric materials are well cut for _______
  34. Polypropylene is a/an ______
  35. Quartz can be used as bio sensors.
  36. Radiation thermometers are pyrometers.
  37. Silica glass of hydroxyl concentration can be used for ___________ of wavelength.
  38. SONAR stands for _________
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  40. Water purity is tested by ________
  41. Wavelength of peak radiation is represented by ________
  42. Which of the following can be used in sonar?
  43. Which of the following change electrical conductivity on the absorption of a gas molecule?
  44. Which of the following is most preferred?
  45. Which of the following is not correct for fibre optic sensors?
  46. Which of the following produce em radiation in ir region?
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  48. Which of the following sensor have a large response time?
  49. Which of the following sensors provide higher temperature capacity?
  50. Which of the following type sound generators are not possible?
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