Chapter 10 RESISTANCE THERMOMETER MCQs

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1. . For which type measurement the RTD is used?





2. . What device is similar to an RTD but has a negative temperature coefficient?





3. . RTD stands for ________.





4. . The most common material/s used for RTD is/are ________.





5. . The electrical resistance of RTD generally increases with the________ of temperature





6. . RTDs are typically connected with other fixed resistors ________.





7. . A platinum RTD has a resistance of 100 ohms at 100°C. If the temperature coefficient is 0.004 / °C, what would be the change in resistance if the temperature rise is 50 °C?





8. . An increase in electrical resistance of material when their temperature is raised is called _________ temperature coefficient.





9. . The main component of the RTD is the _________ used in it





10. . In PT100 the resistance is ________ at ice point (or 0°C).





11. . A platinum resistance thermometer (PRT) is constructed from a high purity __________ element





12. . Platinum is the best metal for RTD because of its __________.





13. . PRT stands for __________.





14. . The main component of the RTD is the _______ used in it.





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