1 The NTC-type thermistor (NTC-negative thermal coefficient) has the characteristic curve shown below. (a) (b) (c) (c) Resistance (ks) 8- 7- 6- 10 4- 3- 2- I 0 10 20 30 40 50 60 70 80 90 Temperature (°C) What is the temperature when the resistance of the thermistor is 5 k2? What is the resistance of the thermistor when the temperature is 80°C? Determine the value of the variable resistor that gives an output voltage of 3.0 V when the temperature is 80°C. [Ans: 2000 2] Resistance = What happens to the value of the output voltage as the temperature falls and the Them variable resistor remains at a fixed value? Explain your answer.

1 The NTC-type thermistor (NTC-negative thermal coefficient) has the characteristic curve shown below. (a) (b) (c) (c) Resistance (ks) 8- 7- 6- 10 4- 3- 2- I 0 10 20 30 40 50 60 70 80 90 Temperature (°C) What is the temperature when the resistance of the thermistor is 5 k2? What is the resistance of the thermistor when the temperature is 80°C? Determine the value of the variable resistor that gives an output voltage of 3.0 V when the temperature is 80°C. [Ans: 2000 2] Resistance = What happens to the value of the output voltage as the temperature falls and the Them variable resistor remains at a fixed value? Explain your answer.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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