An NTC (Negative Temperature Coefficient) thermistor decreases its resistance when temperature increases. In a furnace, rising temperature causes the thermistor’s resistance to drop, making it useful for temperature sensing and control applications.
A themistor with negative temperature co-efficient is placed in a furnace. When temperature of furnace increases the resistance?
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Question context
This question is part of ⚡ Electrical Engineering within the broader 🛠️ Engineering Essentials subject and appears in the Engineering College Admission Test (ECAT) preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.