Physics · Heating Elements
Which of the following statements is NOT a desired property for materials used as heating elements in electrical appliances?
- 1It must be resistant to oxidation at high temperatures.
- 2It must have a high melting point.
- 3It must have a high temperature coefficient of resistance.✓
- 4It must have high resistivity.
Correct answer
It must have a high temperature coefficient of resistance.
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