1. Does the resistance of all substances increase with temperature?Explain.2. What is the temperature coefficient of resistance, and what areits units?3. Are the a of a metal conductor and the B of a thermistor the same?Explain.4. Whatthe circuit conditions whenWheatstone bridge isarea"balanced"?5. Assuming that B remained constant, what would be the resistance ofthe thermistor in the experiment as the temperature approachedabsolute zero?6. Whatcharacteristicsofthethermistormakeitflexibleatemperature transducer?

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1. Does the resistance of all substances increase with temperature? Explain. 2. What is the temperature coefficient of resistance, and what are its units? 3. Are the a of a metal conductor and the B of a thermistor the same? Explain. 4. What are the circuit conditions when Wheatstone bridge is "balanced"? 5. Assuming that ß remained constant, what would be the resistance of the thermistor in the experiment as the temperature approached absolute zero? 6. What characteristics of the thermistor make it a flexible temperature transducer?

1. Does the resistance of all substances increase with temperature? Explain. 2. What is the temperature coefficient of resistance, and what are its units? 3. Are the a of a metal conductor and the B of a thermistor the same? Explain. 4. What are the circuit conditions when Wheatstone bridge is "balanced"? 5. Assuming that ß remained constant, what would be the resistance of the thermistor in the experiment as the temperature approached absolute zero? 6. What characteristics of the thermistor make it a flexible temperature transducer?

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter20: Electric Current, Resistance, And Ohm's Law

Section: Chapter Questions

Problem 68PE: Integrated Concepts (a) What is the cost of heating a hot tub containing 1500 kg of water from...

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