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Electronics Mechanic Practice Test: Sensor & Transducer
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Electronics Mechanic Practice Test: Sensor & Transducer
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25 Questions

1. A thermostat is used in:
2. A sensor should have:
3. What is the use of resistance hygrometer?
4. An inductive sensor works on the principle of:
5. What is the range of temperature measurement using thermocouples?
6. Which working principle is used in the proximity sensor?
7. Which sensor detect the presence of objects without any physical contact?
8. Which sensor is suitable for process temperature measurement of steel?
9. What is the application of Thermistor in sensing circuit?
10. How the increase in temperature affects the resistance value of the positive temperature coefficient (PTC) component?
11. Which is functioning as the active type transducer?
12. Which device or sensor can be used to stop the flow of a liquid into a pipe by means of electric current?
13. Which device is used to convert force into electrical signal?
14. What is the full form of RTD?
15. Which one of the following is not a passive sensor?
16. What is the function of resistance strain gauge?
17. The resistance of Pt 100 sensor varies … ohms per degree centigrade temperature.
18. Which signal is used by the passive transducer to produce output signal?
19. A capacitive sensor employ principle of ___________
20. What is the maximum temperature of platinum RTD device?
21. Which type of sensor gives quick and precise measurements?
22. A ‘variometer’ is an example of :
23. What is the application of strain gauge?
24. A conductive cell is:
25. A semiconductor strain gauge can measure a strain of the order of :