Electronics and Communication Engineering - Exam Questions Papers - Discussion


Which of the following statements is not correct for thermistors?

[A]. They have negative temperature coefficient of resistance
[B]. The sensing element is made of sintered ceramics, which are oxides of metals in the form of beads
[C]. The variation of resistance with temperature is linear
[D]. The resistance value at ambient temperature may range from 100 Ω to 100 kΩ

Answer: Option C


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