Capacitive microphone is an application of ______

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Question:
Capacitive microphone is an application of ______

1.Capacitive displacement transducer

2.Capacitive moisture transducer

3.Hygrometer

4.None of the mentioned

Posted Date:-2022-04-26 19:49:56

More MCQS Questions and answers

  1. Feedback system is used to _____
  2. If temperature T1 of material A is equal to temperature T2 of material B, then which of the following are correct?
  3. Operation of thermocouple is governed by ________
  4. Which of the following represents materials used for thickness measurement using inductive transducer?
  5. A metal with temperature coefficient of resistance has a value 200, its initial resistance is given by 40Ω. For an increase in 300c to350c what will be the final resistance value?
  6. Amount of heat liberated or absorbed when 1A current passes is called _______
  7. Capacitive microphone is an application of ______
  8. Capacitive transducers can be used by _______
  9. Capacitive transducers cannot be used as strain gauges.
  10. Closely wound toroid coils are better than solenoid coil.
  11. For a material capacitance increases with _______
  12. For thickness measurement, the material should have constant permeability and resistivity.
  13. Galvanometer used should be calibrated first.
  14. Inductive potentiometers are used to measure ________
  15. Internal temperature of a hot body is measured by measuring ________
  16. Peltier effect is reverse of seebeck effect.
  17. Push-pull coil system is used for _____
  18. Standardization of potentiometer is used for __________
  19. Temperature gradient is a scalar quantity.
  20. Temperature gradient of a substance is _______
  21. Thermistors have high stability.
  22. Thermistors may be in wire form.
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  24. Thermocouple cannot used for measurement of temperature of liquid.
  25. Thermocouple is a ________
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  27. Total seebeck effect can be found as ________
  28. What is the relation of temperature coefficient of resistivity on the coefficient of thermal expansion in RTD?
  29. Which of the following can be used to measure using thermistors?
  30. Which of the following cannot be measured using potentiometer?
  31. Which of the following device can be used for measuring relative angular displacement between two systems?
  32. Which of the following device is used for calibration of a potentiometer?
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  34. Which of the following element is used as a thermocouple in nuclear reactor?
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  37. Which of the following is correct for synchro?
  38. Which of the following is correct for temperature gradient?
  39. Which of the following is correct for the capacitive transducer?
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  41. Which of the following is correct for toroid type coils?
  42. Which of the following quantities cannot be measured by capacitive transducers?
  43. Which of the following represents closed loop thermal control?
  44. Which of the following represents drawback of the inductive transducer for displacement measurement?
  45. Which of the following represents the application of inductive transducers?
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  47. Which of the following represents unit for temperature gradient?
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