Topic: Material Science / Electronic Devices
How resistance of Eureka varies with temperature?
- A. Decreases
- B. Linearly Increases
- C. Remains Constant
- D. Exponentially increases
Answer: C. Remains Constant
Explanation: Eureka, also known as Constantan, is an alloy renowned for having an exceptionally low temperature coefficient of resistance. This means its resistance remains effectively constant over a wide range of temperatures.